Circumcision scar
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Circumcision is a procedure that removes the
foreskin In male human anatomy, the foreskin, also known as the prepuce, is the double-layered fold of skin, mucosal and muscular tissue at the distal end of the human penis that covers the glans and the urinary meatus. The foreskin is attached to the ...
from the
human penis The human penis is an external male intromittent organ that additionally serves as the urinary duct. The main parts are the root (radix); the body (corpus); and the epithelium of the penis including the shaft skin and the foreskin (prepuce) c ...
. In the most common form of the operation, the foreskin is extended with forceps, then a circumcision device may be placed, after which the foreskin is excised. Topical or locally injected anesthesia is generally used to reduce pain and physiologic stress. It is usually elective, performed as
preventive healthcare Preventive healthcare, or prophylaxis, consists of measures taken for the purposes of disease prevention.Hugh R. Leavell and E. Gurney Clark as "the science and art of preventing disease, prolonging life, and promoting physical and mental hea ...
, a religious rite, or
cultural practice Cultural practice is the manifestation of a culture or sub-culture, especially in regard to the traditional and customary practices of a particular ethnic or other cultural groups. The term is gaining in importance due to the increased controver ...
. It is also an option for cases of
phimosis Phimosis (from Greek φίμωσις ''phimōsis'' 'muzzling'.) is a condition in which the foreskin of the penis cannot stretch to allow it to be pulled back past the glans. A balloon-like swelling under the foreskin may occur with urination. In ...
, other
pathologies Pathology is the study of the causes and effects of disease or injury. The word ''pathology'' also refers to the study of disease in general, incorporating a wide range of biology research fields and medical practices. However, when used in ...
that do not resolve with other treatments, and chronic
urinary tract infection A urinary tract infection (UTI) is an infection that affects part of the urinary tract. When it affects the lower urinary tract it is known as a bladder infection (cystitis) and when it affects the upper urinary tract it is known as a kidne ...
s (UTIs). The procedure is
contraindicated In medicine, a contraindication is a condition that serves as a reason not to take a certain medical treatment due to the harm that it would cause the patient. Contraindication is the opposite of indication, which is a reason to use a certain tre ...
in cases of certain genital structure abnormalities or poor general health. Circumcision is associated with reduced rates of sexually transmitted infections and
urinary tract infection A urinary tract infection (UTI) is an infection that affects part of the urinary tract. When it affects the lower urinary tract it is known as a bladder infection (cystitis) and when it affects the upper urinary tract it is known as a kidne ...
s. This includes decreasing the incidence of cancer-causing forms of
human papillomavirus Human papillomavirus infection (HPV infection) is caused by a DNA virus from the ''Papillomaviridae'' family. Many HPV infections cause no symptoms and 90% resolve spontaneously within two years. In some cases, an HPV infection persists and res ...
(HPV) and significantly reducing
HIV transmission Human immunodeficiency virus infection and acquired immunodeficiency syndrome (HIV/AIDS) is a spectrum of conditions caused by infection with the human immunodeficiency virus (HIV), a retrovirus. Following initial infection an individual m ...
among
heterosexual men Heterosexuality is romantic attraction, sexual attraction or sexual behavior between people of the opposite sex or gender. As a sexual orientation, heterosexuality is "an enduring pattern of emotional, romantic, and/or sexual attractions" t ...
within high risk populations. The
World Health Organization The World Health Organization (WHO) is a specialized agency of the United Nations responsible for international public health. The WHO Constitution states its main objective as "the attainment by all peoples of the highest possible level of ...
(WHO) and UNAIDS recommend circumcision as part of a comprehensive HIV transmission program in areas with high endemic rates of HIV. The WHO does not recommend circumcision for HIV prevention in
men who have sex with men Men who have sex with men (MSM) are male persons who engage in sexual activity with members of the same sex. The term was created in the 1990s by epidemiologists to study the spread of disease among all men who have sex with men, regardless of ...
; effectiveness of using circumcision to prevent HIV in the developed world is unclear. Neonatal circumcision also decreases the risk of rare
penile cancer Penile cancer is cancer that develops in the skin or tissues of the penis. Symptoms may include abnormal growth, an ulcer or sore on the skin of the penis, and bleeding or foul smelling discharge. Risk factors include phimosis (inability to retr ...
. Complication rates are higher when the procedure is performed on older people. A 2010 review found circumcisions performed by medical providers to have a typical complication rate of 1.5% for babies and 6% for older children, with few cases of severe complications. Bleeding, infection, and the removal of either too much or too little foreskin are the most common acute complications.
Meatal stenosis Urethral meatal stenosis is a narrowing ( stenosis) of the opening of the urethra at the external meatus , thus constricting the opening through which urine leaves the body from the urinary bladder. Symptoms and signs * Abnormal strength and ...
is the most common long term complication. Major medical organizations hold widely variant perspectives on the
bioethics Bioethics is both a field of study and professional practice, interested in ethical issues related to health (primarily focused on the human, but also increasingly includes animal ethics), including those emerging from advances in biology, m ...
, cost-effectiveness, and the prophylactic efficacy related to the elective circumcision of minors. The
World Health Organization The World Health Organization (WHO) is a specialized agency of the United Nations responsible for international public health. The WHO Constitution states its main objective as "the attainment by all peoples of the highest possible level of ...
(WHO),
UNAIDS The Joint United Nations Programme on HIV and AIDS (UNAIDS) (, ONUSIDA) is the main advocate for accelerated, comprehensive and coordinated global action on the HIV/AIDS pandemic. The mission of UNAIDS is to lead, strengthen and support an ...
, and American medical organizations take the position that it carries prophylactic health benefits which outweigh small risks, while European medical organizations generally hold the belief that in these situations its medical benefits are not counterbalanced by risk. Prophylactic circumcision originated in
England England is a country that is part of the United Kingdom. It shares land borders with Wales to its west and Scotland to its north. The Irish Sea lies northwest and the Celtic Sea to the southwest. It is separated from continental Europe b ...
during the 1850s, becoming initially established as a way to preventing sexually transmitted infections. Beyond use as a prophylactic or treatment option in healthcare, circumcision also plays a major role in many of the world's cultures and religions; it is most prominently performed in
Judaism Judaism ( he, ''Yahăḏūṯ'') is an Abrahamic, monotheistic, and ethnic religion comprising the collective religious, cultural, and legal tradition and civilization of the Jewish people. It has its roots as an organized religion in t ...
and Islam. Circumcision is among the most important commandments in Judaism. There are varying cultural,
ethical Ethics or moral philosophy is a branch of philosophy that "involves systematizing, defending, and recommending concepts of right and wrong behavior".''Internet Encyclopedia of Philosophy'' The field of ethics, along with aesthetics, concerns ma ...
, and social views on the practice. Campaigns of Jewish ethnic, cultural, and religious persecution have repeatedly included bans on the practice as an attempted means of forceful assimilation, conversion, and ethnocide, including in the
Maccabean Revolt The Maccabean Revolt ( he, מרד החשמונאים) was a Jewish rebellion led by the Maccabees against the Seleucid Empire and against Hellenistic influence on Jewish life. The main phase of the revolt lasted from 167–160 BCE and ende ...
. It has also played a major role in
Christian history The history of Christianity concerns the Christian religion, Christian countries, and the Christians with their various denominations, from the 1st century to the present. Christianity originated with the ministry of Jesus, a Jewish teach ...
and
theology Theology is the systematic study of the nature of the divine and, more broadly, of religious belief. It is taught as an academic discipline, typically in universities and seminaries. It occupies itself with the unique content of analyzing the ...
, although among the vast majority of Christian denominations it is not considered a practice that is obligatory or recommended for religious reasons. Circumcised men are presently estimated to constitute around 38% of the world's male population. It is widespread in Australia, Canada, Africa, parts of Southeast Asia, the United States, South Korea, and New Zealand. It is relatively rare for non-religious reasons in Latin America, parts of Southern Africa, Europe, and most of Asia. The origin of circumcision is not known with certainty; the oldest documentation comes from ancient Egypt.


Uses


Elective

Around half of all circumcisions worldwide are performed for reasons of prophylactic healthcare. In the
United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territori ...
neonatal circumcision is among the most common types of
elective surgery Elective surgery or elective procedure (from the la, eligere, meaning to choose) is surgery that is scheduled in advance because it does not involve a medical emergency. Semi-elective surgery is a surgery that must be done to preserve the patien ...
.


Prophylactic usage in high-risk populations

There is a consensus among the world's major medical organizations that circumcision is an efficacious intervention for HIV prevention in high risk populations if carried out by medical professionals under safe conditions. In 2007, the WHO and the
Joint United Nations Programme on HIV/AIDS The Joint United Nations Programme on HIV and AIDS (UNAIDS) (, ONUSIDA) is the main advocate for accelerated, comprehensive and coordinated global action on the HIV/ AIDS pandemic. The mission of UNAIDS is to lead, strengthen and support an ...
(UNAIDS) stated that they recommended adolescent and adult circumcision as part of a comprehensive program for prevention of HIV transmission in areas with high endemic rates of HIV, as long as the program includes " informed consent,
confidentiality Confidentiality involves a set of rules or a promise usually executed through confidentiality agreements that limits the access or places restrictions on certain types of information. Legal confidentiality By law, lawyers are often required ...
, and absence of coercion" ― known as voluntary medical male circumcision, or VMMC. In 2010, this was expanded to routine neonatal circumcision, as long as those undergoing the procedure received assent from their parents. In 2020, the World Health Organization again concluded that male circumcision is an efficacious intervention for HIV prevention and that the promotion of male circumcision is an essential strategy, in addition to other preventive measures, for the prevention of heterosexually acquired HIV infection in men. Eastern and southern Africa had a particularly low prevalence of circumcised males. This region has a disproportionately high HIV infection rate, with a significant number of those infections stemming from heterosexual transmission. As a result, the promotion of prophylactic circumcision has been a priority intervention in that region since the WHO's 2007 recommendations. The International Antiviral Society–USA also suggests circumcision be discussed with men who have insertive anal sex with men, especially in regions where HIV is common. There is evidence that circumcision is associated with a reduced risk of HIV infection for such men, particularly in low-income countries. The finding that circumcision significantly reduces female-to-male HIV transmission has prompted medical organizations serving communities affected by endemic HIV/AIDS to promote circumcision as an additional method of controlling the spread of HIV.


Prophylactic usage in developed countries

Major medical organizations hold widely varying positions on the prophylactic efficacy,
bioethics Bioethics is both a field of study and professional practice, interested in ethical issues related to health (primarily focused on the human, but also increasingly includes animal ethics), including those emerging from advances in biology, m ...
, and cost-effectiveness of elective circumcision of minors in the context of
developed countries A developed country (or industrialized country, high-income country, more economically developed country (MEDC), advanced country) is a sovereign state that has a high quality of life, developed economy and advanced technological infrastruct ...
. Literature on the matter is polarized, with the cost-benefit analysis being highly dependent on the kinds and frequencies of health problems in the population under discussion and how circumcision affects them. The
World Health Organization The World Health Organization (WHO) is a specialized agency of the United Nations responsible for international public health. The WHO Constitution states its main objective as "the attainment by all peoples of the highest possible level of ...
(WHO),
UNAIDS The Joint United Nations Programme on HIV and AIDS (UNAIDS) (, ONUSIDA) is the main advocate for accelerated, comprehensive and coordinated global action on the HIV/AIDS pandemic. The mission of UNAIDS is to lead, strengthen and support an ...
, and American medical organizations take the position that it carries prophylactic health benefits which outweigh small risks, while European medical organizations generally hold the belief that in these situations its medical benefits are not counterbalanced by risk. The procedure's relationship to other prophylactic procedures, along with the concepts of group rights,
consent Consent occurs when one person voluntarily agrees to the proposal or desires of another. It is a term of common speech, with specific definitions as used in such fields as the law, medicine, research, and sexual relationships. Consent as und ...
, and
religious freedom Freedom of religion or religious liberty is a principle that supports the freedom of an individual or community, in public or private, to manifest religion or belief in teaching, practice, worship, and observance. It also includes the freedom ...
, are frequently discussed in academic literature. Public health advocates of circumcision consider it to have a net health benefit, and therefore feel that increasing the circumcision rate is imperative. They recommend performing it during the neonatal period when it is less expensive and has a lower risk of complications. The American Academy of Pediatrics and
Centers for Disease Control and Prevention The Centers for Disease Control and Prevention (CDC) is the national public health agency of the United States. It is a United States federal agency, under the Department of Health and Human Services, and is headquartered in Atlanta, Georgi ...
stated that the benefits of circumcision outweigh the risks. In 2014, the CDC recommended circumcision in a policy statement. Similarly, the World Health Organization in 2010 stated:


Religious, cultural, and ethnic circumcision

Worldwide, around half of all circumcisions are performed for religious or cultural reasons. Circumcision plays a major role in many of the world's cultures and religions. When performed for religious reasons, it is most common among
Muslims Muslims ( ar, المسلمون, , ) are people who adhere to Islam, a monotheistic religion belonging to the Abrahamic tradition. They consider the Quran, the foundational religious text of Islam, to be the verbatim word of the God of Abrah ...
and
Jews Jews ( he, יְהוּדִים, , ) or Jewish people are an ethnoreligious group and nation originating from the Israelites Israelite origins and kingdom: "The first act in the long drama of Jewish history is the age of the Israelites""The ...
(among whom it is near-universal) and the members of the Coptic,
Ethiopian Ethiopians are the native inhabitants of Ethiopia, as well as the global diaspora of Ethiopia. Ethiopians constitute several component ethnic groups, many of which are closely related to ethnic groups in neighboring Eritrea and other parts of ...
, and Eritrean Orthodox Churches. Circumcision is an integral or established practice for members of these faiths, as well as amongst Samaritans and Druze. Male circumcision is also widely practiced among
Christian communities Christians () are people who follow or adhere to Christianity, a monotheistic Abrahamic religion based on the life and teachings of Jesus Christ. The words ''Christ'' and ''Christian'' derive from the Koine Greek title ''Christós'' (Χρι ...
in the Anglosphere countries, Oceania, South Korea, the Philippines, the Middle East and Africa. The United States and the Philippines are the largest majority Christian countries in the world to extensively practice circumcision. In some African and Eastern Christian denominations male circumcision is an integral or established practice, and require that their male members undergo circumcision.


Pathologies

Circumcision is also used to treat various pathologies. These include pathological
phimosis Phimosis (from Greek φίμωσις ''phimōsis'' 'muzzling'.) is a condition in which the foreskin of the penis cannot stretch to allow it to be pulled back past the glans. A balloon-like swelling under the foreskin may occur with urination. In ...
, refractory
balanoposthitis Balanitis is inflammation of the glans penis. When the foreskin is also affected, the proper term is balanoposthitis. Balanitis on boys still in diapers must be distinguished from redness caused by ammoniacal dermatitis. The word ''balanitis'' i ...
and chronic or recurrent
urinary tract infection A urinary tract infection (UTI) is an infection that affects part of the urinary tract. When it affects the lower urinary tract it is known as a bladder infection (cystitis) and when it affects the upper urinary tract it is known as a kidne ...
s (UTIs).


Contraindications

Circumcision is
contraindicated In medicine, a contraindication is a condition that serves as a reason not to take a certain medical treatment due to the harm that it would cause the patient. Contraindication is the opposite of indication, which is a reason to use a certain tre ...
in certain cases. These include infants with certain
genital A sex organ (or reproductive organ) is any part of an animal or plant that is involved in sexual reproduction. The reproductive organs together constitute the reproductive system. In animals, the testis in the male, and the ovary in the female, a ...
structure abnormalities, such as a misplaced urethral opening (as in
hypospadias Hypospadias is a common variation in fetal development of the penis in which the urethra does not open from its usual location in the head of the penis. It is the second-most common birth abnormality of the male reproductive system, affecting abou ...
and epispadias), curvature of the head of the penis (
chordee Chordee is a condition in which the head of the penis curves downward or upward, at the junction of the head and shaft of the penis. The curvature is usually most obvious during erection, but resistance to straightening is often apparent in the ...
), or
ambiguous genitalia Intersex people are individuals born with any of several sex characteristics including chromosome patterns, gonads, or genitals that, according to the Office of the United Nations High Commissioner for Human Rights, "do not fit typical bin ...
, because the foreskin may be needed for reconstructive surgery. Circumcision is contraindicated in
premature Premature may refer to: * ''Premature'' (2014 film), an American comedy film * ''Premature'' (2019 film), an American romantic drama film * '' PREMature'', a 2015 British television drama miniseries See also * Premature aging, of an organism * ...
infants and those who are not clinically stable and in good health. If an individual is known to have or has a family history of serious bleeding disorders such as hemophilia, it is recommended that the blood be checked for normal
coagulation Coagulation, also known as clotting, is the process by which blood changes from a liquid to a gel, forming a blood clot. It potentially results in hemostasis, the cessation of blood loss from a damaged vessel, followed by repair. The mechanis ...
properties before the procedure is attempted.


Technique

The
foreskin In male human anatomy, the foreskin, also known as the prepuce, is the double-layered fold of skin, mucosal and muscular tissue at the distal end of the human penis that covers the glans and the urinary meatus. The foreskin is attached to the ...
extends out from the base of the
glans The glans (, plural "glandes" ; from the Latin word for "acorn") is a vascular structure located at the tip of the penis in male mammals or a homologous genital structure of the clitoris in female mammals. Structure The exterior structure ...
and covers the glans when the penis is flaccid. Proposed theories for the purpose of the foreskin are that it serves to protect the penis as the fetus develops in the mother's womb, that it helps to preserve moisture in the glans, and that it improves sexual pleasure. The foreskin may also be a pathway of infection for certain diseases. Circumcision removes the foreskin at its attachment to the base of the glans. For adult medical circumcision, superficial wound healing takes up to a week, and complete healing 4 to 6 months. For infants, healing is usually complete within one week.


Removal of the foreskin

For infant circumcision, devices such as the
Gomco clamp Circumcision surgical procedure in males involves either a conventional "cut and stitch" surgical procedure or use of a circumcision instrument or device. In the newborn period (less than 2 months of age), almost all circumcisions are done by g ...
, Plastibell and Mogen clamp are commonly used in the USA. These follow the same basic procedure. First, the amount of foreskin to be removed is estimated. The practitioner opens the foreskin via the preputial
orifice An orifice is any opening, mouth, hole or vent, as in a pipe, a plate, or a body * Body orifice, any opening in the body of a human or animal *Orifice plate, a restriction used to measure flow or to control pressure or flow, sometimes given specia ...
to reveal the glans underneath and ensures it is normal before bluntly separating the inner lining of the foreskin ( preputial epithelium) from its attachment to the glans. The practitioner then places the circumcision device (this sometimes requires a
dorsal slit A dorsal slit (often referred to in anthropology as superincision or supercision) is a single incision along the upper length of the foreskin from the tip to the corona, exposing the glans without removing any tissue. An ancient practice, it has ...
), which remains until blood flow has stopped. Finally, the foreskin is
amputated Amputation is the removal of a limb by trauma, medical illness, or surgery. As a surgical measure, it is used to control pain or a disease process in the affected limb, such as malignancy or gangrene. In some cases, it is carried out on indiv ...
. For older babies and adults, circumcision is often performed surgically without specialized instruments, and alternatives such as Unicirc or the Shang ring are available.


Pain management

The circumcision procedure causes pain, and for neonates this pain may interfere with mother-infant interaction or cause other behavioral changes, so the use of
analgesia Pain management is an aspect of medicine and health care involving relief of pain (pain relief, analgesia, pain control) in various dimensions, from acute and simple to chronic and challenging. Most physicians and other health professional ...
is advocated. Ordinary procedural pain may be managed in
pharmacological Pharmacology is a branch of medicine, biology and pharmaceutical sciences concerned with drug or medication action, where a drug may be defined as any artificial, natural, or endogenous (from within the body) molecule which exerts a biochemica ...
and non-pharmacological ways. Pharmacological methods, such as localized or regional pain-blocking injections and topical analgesic creams, are safe and effective. The ring block and dorsal penile nerve block (DPNB) are the most effective at reducing pain, and the ring block may be more effective than the DPNB. They are more effective than
EMLA Lidocaine/prilocaine is a eutectic mixture of equal quantities (by weight) of lidocaine and prilocaine. A 5% emulsion preparation, containing 2.5% each of lidocaine/prilocaine, is marketed by APP Pharmaceuticals under the trade name EMLA (an ...
(eutectic mixture of local anesthetics) cream, which is more effective than a
placebo A placebo ( ) is a substance or treatment which is designed to have no therapeutic value. Common placebos include inert tablets (like sugar pills), inert injections (like saline), sham surgery, and other procedures. In general, placebos can af ...
. Topical creams have been found to irritate the skin of
low birth weight Low birth weight (LBW) is defined by the World Health Organization as a birth weight of an infant of or less, regardless of gestational age. Infants born with LBW have added health risks which require close management, often in a neonatal inten ...
infants, so penile nerve block techniques are recommended in this group. For infants, non-pharmacological methods such as the use of a comfortable, padded chair and a sucrose or non-sucrose pacifier are more effective at reducing pain than a placebo, but the American Academy of Pediatrics (AAP) states that such methods are insufficient alone and should be used to supplement more effective techniques. A quicker procedure reduces duration of pain; use of the Mogen clamp was found to result in a shorter procedure time and less pain-induced stress than the use of the Gomco clamp or the Plastibell. The available evidence does not indicate that post-procedure pain management is needed. For adults, topical anesthesia, ring block, dorsal penile nerve block (DPNB) and
general anesthesia General anaesthesia (UK) or general anesthesia (US) is a medically induced loss of consciousness that renders the patient unarousable even with painful stimuli. This effect is achieved by administering either intravenous or inhalational general ...
are all options, and the procedure requires four to six weeks of abstinence from masturbation or intercourse to allow the wound to heal.


Effects


Sexually transmitted diseases


Human immunodeficiency virus

There is strong evidence that circumcision reduces the risk of men acquiring HIV infection in areas of the world with high rates of HIV. This evidence is principally derived from three randomized controlled studies conducted in Africa in 2002. Evidence among heterosexual men in sub-Saharan Africa shows an absolute decrease in risk of 1.8% which is a relative decrease of between 38% and 66% over two years, and in this population studies rate it cost-effective. Whether it is of benefit in
developed countries A developed country (or industrialized country, high-income country, more economically developed country (MEDC), advanced country) is a sovereign state that has a high quality of life, developed economy and advanced technological infrastruct ...
is undetermined. There are plausible explanations based on human biology for how circumcision can decrease the likelihood of female-to-male HIV transmission. The superficial skin layers of the penis contain
Langerhans cell A Langerhans cell (LC) is a tissue-resident macrophage of the skin. These cells contain organelles called Birbeck granules. They are present in all layers of the epidermis and are most prominent in the stratum spinosum. They also occur in the ...
s, which are targeted by HIV; removing the foreskin reduces the number of these cells. When an uncircumcised penis is erect during intercourse, any small tears on the inner surface of the foreskin come into direct contact with the vaginal walls, providing a pathway for transmission. When an uncircumcised penis is
flaccid Flaccid paralysis is a neurological condition characterized by weakness or paralysis and reduced muscle tone without other obvious cause (e.g., trauma). This abnormal condition may be caused by disease or by trauma affecting the nerves associated ...
, the pocket between the inside of the foreskin and the head of the penis provides an environment conducive to pathogen survival; circumcision eliminates this pocket. Some experimental evidence has been provided to support these theories. The WHO and the UNAIDS state that male circumcision is an efficacious intervention for HIV prevention, but should be carried out by well-trained medical professionals and under conditions of informed consent (parents' consent for their infant boys). The WHO has judged circumcision to be a cost-effective public health intervention against the spread of HIV in Africa, although not necessarily more cost-effective than condoms. The joint WHO/UNAIDS recommendation also notes that circumcision only provides partial protection from HIV and should not replace known methods of HIV prevention. Male circumcision provides only indirect HIV protection for heterosexual women. The WHO does not recommend circumcision as a protection for male-to-male HIV transmission. Evidence is lacking with regards to circumcision reducing HIV risk for receptive anal intercourse.


Human papillomavirus

Human papillomavirus Human papillomavirus infection (HPV infection) is caused by a DNA virus from the ''Papillomaviridae'' family. Many HPV infections cause no symptoms and 90% resolve spontaneously within two years. In some cases, an HPV infection persists and res ...
(HPV) is the most commonly transmitted sexually transmitted infection, affecting both men and women. While most infections are asymptomatic and are cleared by the
immune system The immune system is a network of biological processes that protects an organism from diseases. It detects and responds to a wide variety of pathogens, from viruses to parasitic worms, as well as cancer cells and objects such as wood splint ...
, some types of the virus cause
genital wart Genital warts are a sexually transmitted infection caused by certain types of human papillomavirus (HPV). They are generally pink in color and project out from the surface of the skin. Usually they cause few symptoms, but can occasionally be pai ...
s, and other types, if untreated, cause various forms of cancer, including cervical cancer, and
penile cancer Penile cancer is cancer that develops in the skin or tissues of the penis. Symptoms may include abnormal growth, an ulcer or sore on the skin of the penis, and bleeding or foul smelling discharge. Risk factors include phimosis (inability to retr ...
. Genital warts and cervical cancer are the two most common problems resulting from HPV. Circumcision is associated with a reduced
prevalence In epidemiology, prevalence is the proportion of a particular population found to be affected by a medical condition (typically a disease or a risk factor such as smoking or seatbelt use) at a specific time. It is derived by comparing the number o ...
of
oncogenic Carcinogenesis, also called oncogenesis or tumorigenesis, is the formation of a cancer, whereby normal cells are transformed into cancer cells. The process is characterized by changes at the cellular, genetic, and epigenetic levels and abno ...
types of HPV infection, meaning that a randomly selected circumcised man is less likely to be found infected with cancer-causing types of HPV than an uncircumcised man. It also decreases the likelihood of multiple infections. there was no strong evidence that it reduces the rate of new HPV infection, but the procedure is associated with increased clearance of the virus by the body, which can account for the finding of reduced prevalence. Although genital warts are caused by a type of HPV, there is no statistically significant relationship between being circumcised and the presence of genital warts.


Other infections

Studies evaluating the effect of circumcision on the rates of other sexually transmitted infections have generally, found it to be protective. A 2006 meta-analysis found that circumcision was associated with lower rates of syphilis, chancroid and possibly genital
herpes Herpes simplex is a viral infection caused by the herpes simplex virus. Infections are categorized based on the part of the body infected. Oral herpes involves the face or mouth. It may result in small blisters in groups often called cold ...
. A 2010 review found that circumcision reduced the incidence of HSV-2 (herpes simplex virus, type 2) infections by 28%. The researchers found mixed results for protection against
trichomonas vaginalis ''Trichomonas vaginalis'' is an anaerobic, flagellated protozoan parasite and the causative agent of a sexually transmitted disease called trichomoniasis. It is the most common pathogenic protozoan that infects humans in industrialized countri ...
and
chlamydia trachomatis ''Chlamydia trachomatis'' (), commonly known as chlamydia, is a bacterium that causes chlamydia, which can manifest in various ways, including: trachoma, lymphogranuloma venereum, nongonococcal urethritis, cervicitis, salpingitis, pelvic infla ...
, and no evidence of protection against
gonorrhea Gonorrhea, colloquially known as the clap, is a sexually transmitted infection (STI) caused by the bacterium ''Neisseria gonorrhoeae''. Infection may involve the genitals, mouth, or rectum. Infected men may experience pain or burning with u ...
or syphilis. It may also possibly protect against syphilis in MSM.


Phimosis, balanitis and balanoposthitis

Phimosis is the inability to retract the foreskin over the glans penis. At birth, the foreskin cannot be retracted due to
adhesions Adhesions are fibrous bands that form between tissues and organs, often as a result of injury during surgery. They may be thought of as internal scar tissue that connects tissues not normally connected. Pathophysiology Adhesions form as a natural ...
between the foreskin and glans, and this is considered normal (physiological phimosis). Over time the foreskin naturally separates from the glans, and a majority of boys are able to retract the foreskin by age three. Less than one percent are still having problems at age 18. If the inability to do so becomes problematic (pathological phimosis) circumcision is a treatment option. This pathological phimosis may be due to scarring from the skin disease
balanitis xerotica obliterans Lichen sclerosus (LS) is a chronic, inflammatory skin disease of unknown cause which can affect any body part of any person but has a strong preference for the genitals (penis, vulva) and is also known as balanitis xerotica obliterans (BXO) when ...
(BXO), repeated episodes of
balanoposthitis Balanitis is inflammation of the glans penis. When the foreskin is also affected, the proper term is balanoposthitis. Balanitis on boys still in diapers must be distinguished from redness caused by ammoniacal dermatitis. The word ''balanitis'' i ...
or forced retraction of the foreskin. Steroid creams are also a reasonable option and may prevent the need for surgery including in those with mild BXO. The procedure may also be used to prevent the development of phimosis. Phimosis is also a complication that can result from circumcision. An inflammation of the glans penis and foreskin is called balanoposthitis, and the condition affecting the glans alone is called
balanitis Balanitis is inflammation of the glans penis. When the foreskin is also affected, the proper term is balanoposthitis. Balanitis on boys still in diapers must be distinguished from redness caused by ammoniacal dermatitis. The word ''balanitis'' ...
. Most cases of these conditions occur in uncircumcised males, affecting 411% of that group. The moist, warm space underneath the foreskin is thought to facilitate the growth of pathogens, particularly when hygiene is poor. Yeasts, especially ''
Candida albicans ''Candida albicans'' is an opportunistic pathogenic yeast that is a common member of the human gut flora. It can also survive outside the human body. It is detected in the gastrointestinal tract and mouth in 40–60% of healthy adults. It is usu ...
'', are the most common penile infection and are rarely identified in samples taken from circumcised males. Both conditions are usually treated with topical antibiotics (metronidazole cream) and antifungals (clotrimazole cream) or low-potency steroid creams. Circumcision is a treatment option for refractory or recurrent balanoposthitis, but in the twenty-first century the availability of the other treatments has made it less necessary.


Urinary tract infections

A UTI affects parts of the
urinary system The urinary system, also known as the urinary tract or renal system, consists of the kidneys, ureters, bladder, and the urethra. The purpose of the urinary system is to eliminate waste from the body, regulate blood volume and blood pressure, c ...
including the
urethra The urethra (from Greek οὐρήθρα – ''ourḗthrā'') is a tube that connects the urinary bladder to the urinary meatus for the removal of urine from the body of both females and males. In human females and other primates, the urethra c ...
,
bladder The urinary bladder, or simply bladder, is a hollow organ in humans and other vertebrates that stores urine from the kidneys before disposal by urination. In humans the bladder is a distensible organ that sits on the pelvic floor. Urine enters ...
, and
kidney The kidneys are two reddish-brown bean-shaped organs found in vertebrates. They are located on the left and right in the retroperitoneal space, and in adult humans are about in length. They receive blood from the paired renal arteries; blo ...
s. There is about a one percent risk of UTIs in boys under two years of age, and the majority of incidents occur in the first year of life. There is good but not ideal evidence that circumcision of babies reduces the incidence of UTIs in boys under two years of age, and there is fair evidence that the reduction in incidence is by a factor of 310 times (100 circumcisions prevents one UTI). Circumcision is most likely to benefit boys who have a high risk of UTIs due to anatomical defects, and may be used to treat recurrent UTIs. There is a plausible biological explanation for the reduction in UTI risk after circumcision. The orifice through which urine passes at the tip of the penis (the
urinary meatus The urinary meatus, (, ) also known as the external urethral orifice, is the opening of the urethra. It is the point where urine exits the urethra in both sexes and where semen exits the urethra in males. The meatus has varying degrees of sensit ...
) hosts more urinary system disease-causing bacteria in uncircumcised boys than in circumcised boys, especially in those under six months of age. As these bacteria are a risk factor for UTIs, circumcision may reduce the risk of UTIs through a decrease in the bacterial population.


Cancers

Circumcision has a protective effect against the risks of penile cancer in men, and cervical cancer in the female sexual partners of heterosexual men. Penile cancer is rare in most developed countries, with about 1 new case per 100,000 people per year in developed countries, and higher incidence rates per 100,000 in sub-Saharan Africa (for example: 1.6 in Zimbabwe, 2.7 in Uganda and 3.2 in Eswatini). The number of new cases is also high in some South American countries including Paraguay and Uruguay, at about 4.3 per 100,000. It is least common in Israeli Jews—0.1 per 100,000—related in part to the very high rate of circumcision of babies. Penile cancer development can be detected in the carcinoma ''in situ'' (CIS) cancerous precursor stage and at the more advanced invasive squamous cell carcinoma stage. Childhood or adolescent circumcision is associated with a reduced risk of invasive squamous cell carcinoma in particular. There is an association between adult circumcision and an increased risk of invasive penile cancer; this is believed to be from men being circumcised as a treatment for penile cancer or a condition that is a precursor to cancer rather than a consequence of circumcision itself. Penile cancer has been observed to be nearly eliminated in populations of males circumcised neonatally. Important risk factors for penile cancer include phimosis and HPV infection, both of which are mitigated by circumcision. The mitigating effect circumcision has on the risk factor introduced by the possibility of phimosis is secondary, in that the removal of the foreskin eliminates the possibility of phimosis. This can be inferred from study results that show uncircumcised men with no history of phimosis are equally likely to have penile cancer as circumcised men. Circumcision is also associated with a reduced prevalence of cancer-causing types of HPV in men and a reduced risk of cervical cancer (which is caused by a type of HPV) in female partners of men. As penile cancer is rare (and may become increasingly rare as HPV vaccination rates rise), and circumcision has risks, the practice is not considered to be valuable solely as a prophylactic measure against penile cancer in the United States. There is some evidence that circumcision is associated with lower risk of prostate cancer. A 2015 meta-analysis found a reduced risk of prostate cancer associated with circumcision in black men. A 2016 meta-analysis found that men with prostate cancer were less likely to be circumcised.


Women's health

A 2017 systematic review found consistent evidence that male circumcision prior to heterosexual contact was associated with a decreased risk of cervical cancer,
cervical dysplasia Cervical intraepithelial neoplasia (CIN), also known as cervical dysplasia, is the abnormal growth of cells on the surface of the cervix that could potentially lead to cervical cancer. More specifically, CIN refers to the potentially precancerous ...
, HSV-2, chlamydia, and syphilis among women. The evidence was less consistent in regards to the potential association of circumcision with women's risk of HPV and HIV.


Sexual effects

Circumcision does not affect sexual function, sensation, desire, or pleasure.The American Academy of Pediatrics Task Force on Circumcision "Technical Report" (2012) addresses sexual function, sensitivity and satisfaction without qualification by age of circumcision. Sadeghi-Nejad ''et al.'' "Sexually transmitted diseases and sexual function" (2010) addresses adult circumcision and sexual function. Doyle ''et al.'' "The Impact of Male Circumcision on HIV Transmission" (2010) addresses adult circumcision and sexual function. Perera ''et al.'' "Safety and efficacy of nontherapeutic male circumcision: a systematic review" (2010) addresses adult circumcision and sexual function and satisfaction. Although consistently rejected in the academic literature and by major medical organizations, there are various popular misconceptions and cultural myths that circumcision benefits or adversely affects sexual function and
libido Libido (; colloquial: sex drive) is a person's overall sexual drive or desire for sexual activity. Libido is influenced by biological, psychological, and social factors. Biologically, the sex hormones and associated neurotransmitters that act u ...
. A 2013 systematic review published in the '' Asian Journal of Andrology'' found that circumcision did not appear to adversely affect or prevent pain with intercourse,
premature ejaculation Premature ejaculation (PE) occurs when a man expels semen (and most likely experiences orgasm) soon after beginning sexual activity, and with minimal penile stimulation. It has also been called ''early ejaculation'', ''rapid ejaculation'', ''r ...
, time until ejaculation, erectile dysfunction or difficulties with
orgasm Orgasm (from Greek , ; "excitement, swelling") or sexual climax is the sudden discharge of accumulated sexual excitement during the sexual response cycle, resulting in rhythmic, involuntary muscular contractions in the pelvic region chara ...
. However, the study found that the existing evidence is insufficient to make conclusive determinations. The effect of circumcision on sexual partners' experiences is unclear as this has not been well studied.


Adverse effects

Neonatal circumcision is generally a safe, low-risk procedure when done by an experienced practitioner. The most common acute complications are bleeding, infection and the removal of either too much or too little foreskin. These complications occur in approximately 0.13% of procedures, with bleeding being the most common acute complication in the United States. Minor complications are reported to occur in three percent of procedures. Severe complications are rare. A specific complication rate is difficult to determine due to scant data on complications and inconsistencies in their classification. Complication rates are greater when the procedure is performed by an inexperienced operator, in unsterile conditions, or when the child is at an older age. Significant acute complications happen rarely, occurring in about 1 in 500 newborn procedures in the United States. Severe to catastrophic complications, including death, are so rare that they are reported only as individual case reports. Where a Plastibell device is used, the most common complication is the retention of the device occurring in around 3.5% of procedures. Other possible complications include
buried penis Buried penis (also known as hidden penis or retractile penis) is a congenital or acquired condition in which the penis is partially or completely hidden below the surface of the skin. A buried penis can lead to urinary difficulties, poor hygiene ...
,
chordee Chordee is a condition in which the head of the penis curves downward or upward, at the junction of the head and shaft of the penis. The curvature is usually most obvious during erection, but resistance to straightening is often apparent in the ...
, phimosis,
skin bridge A skin bridge is a penile skin adhesion. It most commonly occurs as a consequence of an improperly healed circumcision, being formed when the inner lining of the remaining foreskin attaches to another part of the penis (normally the glans Th ...
s, urethral fistulas, and
meatal stenosis Urethral meatal stenosis is a narrowing ( stenosis) of the opening of the urethra at the external meatus , thus constricting the opening through which urine leaves the body from the urinary bladder. Symptoms and signs * Abnormal strength and ...
. These complications may be partly avoided with proper technique, and are often treatable without requiring surgical revision. The most common long-term complication is meatal stenosis, this is almost exclusively seen in circumcised children, it is thought to be caused by ammonia producing bacteria coming into contact with the meatus in circumcised infants. It can be treated by meatotomy. Effective pain management should be used during the procedure. Inadequate pain relief may carry the risks of heightened pain response for newborns. Newborns that experience pain due to being circumcised have different responses to vaccines given afterwards, with higher pain scores observed. For adult men who have been circumcised, there is a risk that the
circumcision scar Circumcision is a surgical procedure, procedure that removes the foreskin from the human penis. In the most common form of the operation, the foreskin is extended with forceps, then a circumcision device may be placed, after which the foreskin ...
may be tender. It is unclear what the psychological outcomes of circumcision are. Studies have shown positive, neutral, or negative effects. There is debate in the literature over whether the pain of circumcision has lasting psychological impact, with only weak underlying data available. There is no good evidence that circumcision affects cognitive abilities.


Prevalence


Present

Circumcision is one of the world's most widely performed medical procedures. Approximately 38% of males worldwide are circumcised as of 2016. Around half for reasons of prophylactic healthcare and half for religious or cultural reasons. It is most often practiced between infancy and the early twenties. This is an increase from 2007, when WHO estimated that 664,500,000 males aged 15 and over were circumcised (30–33% global prevalence), and that 70% of circumcised men were Muslim. A study on male circumcision prevalence in 118 developing countries found that 69% of circumcised men were Muslim. Circumcision is most common in the Australia, Canada, Israel, New Zealand, the Muslim world, South Korea, the United States, and parts of Southeast Asia and Africa. It is relatively rare for non-religious reasons in Europe, Latin America, parts of Southern Africa and Oceania and most of non-Muslim Asia. Prevalence is near-universal in the Middle East and Central Asia. Non-religious circumcision in Asia, outside the Republic of Korea and the Philippines, is fairly rare, and prevalence is generally low (less than 20%) across Europe. Estimates for individual countries include Taiwan at 9% and Australia 58.7%. Prevalence in the United States and Canada is estimated at 75% and 30% respectively. Prevalence in Africa varies from less than 20% in some southern African countries to near universal in North and West Africa. Rates of circumcision over time have varied by country. As of 2021, ''Wolters Kluwer Health'' estimates that around 80% of male neonates are circumcised before leaving the hospital in the United States, with the large majority of these being for prophylactic reasons. Circumcision incidence in the U.S. has likely risen since 2012, when the AAP released a policy statement that was more positive on the topic. Hospital discharge surveys in the U.S. show lower numbers, although this is likely due to miscoding, circumcisions performed after hospital discharge, and those performed later in life. Canada has seen a slow decline since the early 1970s, possibly influenced by past statements from the AAP and the Canadian Pediatric Society in the 1970s that stated it was not medically necessary. In Australia, the rate declined in the 1970s and 80s, but has been increasing slowly as of 2004. In the United Kingdom, prevalence was likely to have been 20–30% in the 1940s but declined at the end of that decade. One possible reason may have been a 1949 ''British Medical Journal'' article which argued that there was no good medical reason for routine circumcision. The overall prevalence of circumcision in South Korea has increased markedly in the second half of the 20th century, rising from near zero around 1950 to about 60% in 2000, with the most significant jumps in the last two decades of that time period. Medical organizations can affect the neonatal circumcision rate of a country by influencing whether the costs of the procedure are borne by the parents or are covered by insurance or a national health care system. Policies that require the costs to be paid by the parents yield lower circumcision rates. The decline in the rates in the UK is one example; another is that in United States, with states where insurance or Medicaid covers the costs having higher rates. Changes to policy are driven by the results of new research, and moderated by the politics, demographics, and culture of the communities.


Future

''(Yosha & Bolnick & Koyle, 2012)'' projects a "worldwide increase in circumcision rates in the first half of the twenty-first century." They attribute this increase in global incidence and prevalence predominately to: * Increasingly positive statements by major medical organizations surrounding prophylactic usage. * Population growth in societies that have a high circumcision incidence. * Population decreases (or lower rates of growth) in societies that have a low circumcision incidence. * Public health projects by international medical organizations, including by the World Health Organization, which have encouraged it as part of a comprehensive means of HIV/AIDS prevention.


History

Circumcision is the world's oldest planned surgical procedure, suggested by anatomist and hyperdiffusionist historian
Grafton Elliot Smith Sir Grafton Elliot Smith (15 August 1871 – 1 January 1937) was an Australian-British anatomist, Egyptologist and a proponent of the hyperdiffusionist view of prehistory. He believed in the idea that cultural innovations occur only once and ...
to be over 15,000 years old, pre-dating recorded history. There is no firm consensus as to how it came to be practiced worldwide. One theory is that it began in one geographic area and spread from there; another is that several different cultural groups began its practice independently. In his 1891 work ''History of Circumcision'', physician Peter Charles Remondino suggested that it began as a less severe form of emasculating a captured enemy:
penectomy Penectomy is penis removal through surgery, generally for medical or personal reasons. Medical reasons for penectomy Cancer, for example, sometimes necessitates removal of part or all of the penis. The amount of penis removed depends on the se ...
or
castration Castration is any action, surgical, chemical, or otherwise, by which an individual loses use of the testicles: the male gonad. Surgical castration is bilateral orchiectomy (excision of both testicles), while chemical castration uses pharma ...
would likely have been fatal, while some form of circumcision would permanently mark the defeated yet leave him alive to serve as a slave. Other explanations for its origin include it acting as a religious sacrifice or a
rite of passage A rite of passage is a ceremony or ritual of the passage which occurs when an individual leaves one group to enter another. It involves a significant change of status in society. In cultural anthropology the term is the Anglicisation of ''rite ...
marking a boy's entrance into adulthood. The history of the migration and evolution of the practice of circumcision is followed mainly through the cultures and peoples in two separate regions. In the lands south and east of the Mediterranean, starting with Sudan and Ethiopia, the procedure was practiced by the ancient Egyptians and the Semitic people, Semites, and then by the Jews and Muslims, with whom the practice travelled to and was adopted by the Bantu peoples, Bantu Africans. In Oceania, circumcision is practiced by the Aboriginal Australians, Australian Aboriginals and Polynesians. There is also evidence that circumcision was practiced among the Aztec and Maya civilization, Mayan civilizations in the Americas, but little detail is available about its history.


Middle East, Africa and Europe

At Rock engravings of Oued Djerat, Oued Djerat, in Algeria, engraved rock art with masked bowmen, which feature male circumcision and may be a scene involving ritual, have been dated to earlier than 6000 BP amid the Bubaline Period; more specifically, while possibly dating much earlier than 10,000 BP, rock art walls from the Bubaline Period have been dated between 9200 BP and 5500 BP. The cultural practice of circumcision may have spread from the Central Sahara, toward the south in Sub-Saharan Africa and toward the east in the region of the Nile. Based on petroglyph, engraved evidence found on walls and evidence from Mummy#Egyptian mummies, mummies, circumcision has been dated to at least as early as 6000 BCE in ancient Egypt. Some Ancient Egyptian funerary practices#History, ancient Egyptian mummies, which have been dated as early as 4000 BCE, show evidence of having undergone circumcision. Evidence suggests that circumcision was practiced in the Middle East by the fourth millennium BCE, when the Sumerians and the Semites moved into the area that is modern-day Iraq from the North and West. The earliest historical record of circumcision comes from Egypt, in the form of an image of the circumcision of an adult carved into the tomb of Ankh-Mahor at Saqqara, dating to about 24002300 BCE. Circumcision was done by the Egyptians possibly for hygienic reasons, but also was part of their obsession with purity and was associated with spiritual and intellectual development. No well-accepted theory explains the significance of circumcision to the Egyptians, but it appears to have been endowed with great honor and importance as a
rite of passage A rite of passage is a ceremony or ritual of the passage which occurs when an individual leaves one group to enter another. It involves a significant change of status in society. In cultural anthropology the term is the Anglicisation of ''rite ...
into adulthood, performed in a public ceremony emphasizing the continuation of family generations and fertility. It may have been a mark of distinction for the elite: the Egyptian ''Book of the Dead'' describes the sun god Ra as having circumcised himself. Circumcision features prominently in the Hebrew Bible. The narrative in Lech-Lecha#Genesis chapter 17, Genesis chapter 17 describes the circumcision of Abraham and his relatives and slaves. In the same chapter, Abraham's descendants are commanded to circumcise their sons on the eighth day of life as part of a Covenant of the pieces, covenant with God. In addition to proposing that circumcision was taken up by the Israelites purely as a religious mandate, scholars have suggested that Judaism's patriarchs and their followers adopted circumcision to make penile hygiene easier in hot, sandy climates; as a rite of passage into adulthood; or as a form of blood sacrifice. Campaigns of ethnic, cultural, and religious persecution have frequently included bans on the practice as a means of forceful assimilation, conversion, and ethnocide. Alexander the Great conquered the Middle East in the fourth century BCE, and in the following centuries ancient Greek cultures and values came to the Middle East. The Greeks abhorred circumcision, making life for circumcised Jews living among the Greeks and later the Romans very difficult. Circumcision and law, Restrictions on the Jewish practice by European governments have occurred several times in world history, including the Seleucid Empire under Antiochus IV Epiphanes, Antiochus IV and the Roman Empire under Hadrian, where it was used as a means of Forced conversion, forceful assimilation and conversion. Antiochus IV's restriction on Jewish circumcision was a major factor in the
Maccabean Revolt The Maccabean Revolt ( he, מרד החשמונאים) was a Jewish rebellion led by the Maccabees against the Seleucid Empire and against Hellenistic influence on Jewish life. The main phase of the revolt lasted from 167–160 BCE and ende ...
. Hadrian's prohibition has also been considered by some to have been a contributing cause of the Bar Kokhba revolt. According to Silverman (2006), these restrictions were part of a "broad campaign" by the Romans to "civilize" the Jewish people, viewing the practice as replusive and analogous to
castration Castration is any action, surgical, chemical, or otherwise, by which an individual loses use of the testicles: the male gonad. Surgical castration is bilateral orchiectomy (excision of both testicles), while chemical castration uses pharma ...
. His successor, Antoninus Pius, altered the edict to permit ''Brit Milah''. During this period in history, Jewish circumcision called for the removal of only a part of the prepuce, and Hellenization, Hellenized Jews often attempted to look uncircumcised by stretching the extant parts of their foreskins. This was considered by the Jewish leaders to be a serious problem, and during the second century CE they changed the requirements of Jewish circumcision to call for the complete removal of the foreskin, emphasizing the Jewish view of circumcision as intended to be not just the fulfillment of a Biblical commandment but also an essential and permanent mark of membership in a people. A narrative in the Christian Gospel of Luke makes a brief mention of the circumcision of Jesus, but the subject of physical circumcision itself is not part of the received teachings of Jesus. Circumcision has Circumcision controversy in early Christianity, played an important role in
Christian history The history of Christianity concerns the Christian religion, Christian countries, and the Christians with their various denominations, from the 1st century to the present. Christianity originated with the ministry of Jesus, a Jewish teach ...
and
theology Theology is the systematic study of the nature of the divine and, more broadly, of religious belief. It is taught as an academic discipline, typically in universities and seminaries. It occupies itself with the unique content of analyzing the ...
. Paul the Apostle reinterpreted circumcision as a spiritual concept, arguing the physical one to be unnecessary for Gentile converts to Christianity. The teaching that physical circumcision was unnecessary for membership in a divine covenant was instrumental in the separation of Christianity from Judaism. While the circumcision of Jesus is celebrated as Feast of the Circumcision of Christ, a feast day in the Liturgical year, liturgical calendar of many Christian denominations. Although it is not explicitly mentioned in the Quran (early seventh century CE), circumcision is considered essential to Islam, and it is nearly universally performed among Muslims. The practice of circumcision spread across the Middle East, North Africa, and Southern Europe with Islam. Genghis Khan and the following Yuan Emperors in China forbade Islamic practices such as halal butchering and circumcision. The practice of circumcision is thought to have been brought to the Bantu-speaking tribes of Africa by either the Jews after one of their many expulsions from European countries, or by Muslim Moors escaping after the 1492 reconquista, reconquest of Spain. In the second half of the first millennium CE, inhabitants from the North East of Africa moved south and encountered groups from Arabia, the Middle East, and West Africa. These people moved south and formed what is known today as the Bantu. Bantu tribes were observed to be upholding what was described as Jewish law, including circumcision, in the 16th century. Circumcision and elements of Jewish dietary restrictions are still found among Bantu tribes.


Indigenous peoples

Circumcision is practiced by some groups amongst Australian Aboriginal peoples, Polynesians, and Indigenous peoples of the Americas, Native Americans. Little information is available about the origins and history of circumcision among these peoples, compared to circumcision in the Middle East. For Aboriginal Australians and Polynesians, circumcision likely started as a blood sacrifice and a test of bravery and became an initiation rite with attendant instruction in manhood in more recent centuries. Often seashells were used to remove the foreskin, and the bleeding was stopped with eucalyptus smoke. Christopher Columbus reported circumcision being practiced by Native Americans. It probably started among South American tribes as a blood sacrifice or ritual to test bravery and endurance, and its use later evolved into a rite of initiation.


Prophylactic circumcision


Anglophonic adoption (1855–1918)

Circumcision first began to be advocated as a means of ''prophylaxis'' in 1855, primarily as a means of preventing the transmission of sexually transmitted infections. At this time, renowned British people, British physician Jonathan Hutchinson published his findings that Jews had a lower prevalence of certain venereal diseases in the city of London. Hutchinson's study suggested that circumcision acted as an effective means against contracting sexually transmitted disease. While pursuing a successful career as a general practitioner, Hutchinson went on to advocate circumcision for health reasons for the next fifty years, and eventually earned a knighthood for his overall contributions to medicine. Shortly afterwards in the United States, circumcision was popularized by American physician Lewis Sayre, a founder of the American Medical Association. In 1870, Sayre began using circumcision as a purported cure for several cases of young boys diagnosed with paralysis or significant motor problems. He thought the procedure ameliorated such problems based on a "reflex neurosis" theory of disease, which held that excessive stimulation of the genitals was a disturbance to the equilibrium of the nervous system and a cause of systemic problems. At that time, British and American doctors such as Hutchinson and Sayre also began recommending it in a mistaken belief it would act as a deterrent to masturbation. Prior to the 20th century, masturbation was believed to be the cause of a wide range of physical and mental illnesses including epilepsy, paralysis, impotence, gonorrhea, tuberculosis, feeblemindedness, and insanity. The use of circumcision to promote good health also fit in with the germ theory of disease during that time, which saw the foreskin as being filled with infection-causing smegma. Sayre published works on the subject and promoted it energetically in speeches. By the late 19th century, it had become a common medical procedure throughout a large majority of the core English-speaking world, Anglophonic world: Australia, Canada, the United States, and the United Kingdom. Contemporary physicians picked up on the new treatment, which they believed could prevent or cure a wide-ranging array of medical problems and social ills. Its popularity spread with publications such as Peter Remondino, Peter Charles Remondino's ''History of Circumcision''. By the turn of the century infant circumcision was near universally recommended in America and Great Britain, amid other parts of the Anglosphere. Historian David Gollaher proposes that "Americans found circumcision appealing not merely on medical grounds, but also for its connotations of science, health, and cleanliness—newly important class distinctions" in a country where 17 million immigrants arrived between 1890 and 1914.


Interwar Period and World War II (1918-1945)


Mid-20th century (1945–1985)

Rates in the Anglophonic world began to sharply diverge after 1945. After the end of World War II, Britain implemented a National Health Service, and so looked to ensure that each medical procedure covered by the new system was cost-effective and the procedure for non-medical reasons was not covered by the national healthcare system. Douglas Gairdner's 1949 article "The Fate of the Foreskin" argued that the evidence available at that time showed that the risks outweighed the known benefits. In contrast to Gairdner, the famed American pediatrician and political activist Benjamin Spock argued in favor of circumcision in his work ''The Common Sense Book of Baby and Child Care''; rates in the United States continued to rise. Circumcision rates dropped in Britain and in the rest of Europe. In the 1970s, national medical associations in Australia and Canada issued recommendations against routine infant circumcision, leading to drops in the rates of both of those countries. The United States made similar statements in the 1970s, but stopped short of recommending against it, simply stating that it has no medical benefit. Since then they have amended their policy statements several times, with the current recommendation being that the benefits outweigh the risks, but they do not recommend it routinely.


Modernity (1985–present)

An association between circumcision and reduced heterosexual HIV infection rates was first suggested in 1986. Experimental evidence was needed to establish a causal relationship, so three randomized controlled trials were commissioned as a means to reduce the effect of any Confounding, confounding factors. Trials took place in South Africa, Kenya and Uganda. All three trials were stopped early by their monitoring boards because those in the circumcised group had a substantially lower rate of HIV contraction than the control group, and hence it was seen as unethical to withhold the procedure, in light of strong evidence of prophylactic efficacy. WHO assessed these as "gold standard" studies and found "strong and consistent" evidence from later studies that confirmed the results of the studies. A scientific consensus subsequently developed that circumcision reduces heterosexual HIV infection rates in high-risk populations; the WHO, along with other major medical organization, have since promoted the widespread adoption of circumcision in high-risk populations as part of an overall program to reduce the spread of HIV. The ''Male Circumcision Clearinghouse'' website was formed in 2009 by WHO, UNAIDS, FHI and AVAC to provide current evidence-based guidance, information, and resources to support the delivery of safe male circumcision services in countries that choose to scale up the procedure as one component of comprehensive HIV prevention services. In 2014, the CDC recommended circumcision for the first time in a policy statement.


Society and culture

The word wikt:circumcision, circumcision is from Latin ''circumcidere'', meaning "to cut around".


Cultures and religions

Many societies hold Cultural views on circumcision, cultural, ethical, or social views on the practice, with perspectives ranging widely. In some cultures, males are generally required to be circumcised shortly after birth, during childhood or around puberty as part of a rite of passage. Circumcision is commonly practiced in the Jewish and Islamic and Druze faiths and in Coptic Orthodox Church of Alexandria, Coptic Christianity and the Ethiopian Orthodox Tewahedo Church, Ethiopian Orthodox Church and the Eritrean Orthodox Tewahedo Church. In contrast, some religions, such as Mandaeism and Hinduism and Sikhism, strongly prohibit the practice of routine circumcision.


Judaism

Circumcision rates are near-universal among Jews. The ''mitzvah'' of circumcision on the eighth day of life is considered among the most important commandments in Judaism. Barring extraordinary circumstances, failure to undergo the rite is seen by followers of
Judaism Judaism ( he, ''Yahăḏūṯ'') is an Abrahamic, monotheistic, and ethnic religion comprising the collective religious, cultural, and legal tradition and civilization of the Jewish people. It has its roots as an organized religion in t ...
as leading to a state of ''Kareth'': the extinction of the soul and denial of a share in the Jewish eschatology, world to come.The basis for its observance is found in the Torah of the Hebrew Bible, in Lech-Lecha, Genesis chapter 17, in which a covenant of circumcision is made with Abraham and his descendants. Jewish circumcision is part of the ''brit milah'' ritual, to be performed by a specialist ritual circumciser, a ''mohel'', on the eighth day of a newborn son's life, with certain exceptions for poor health. Jewish law requires that the circumcision leaves the glans bare when the penis is flaccid. Converts to Conservative and Orthodox Judaism must also be circumcised; those who are already circumcised undergo a symbolic circumcision ritual. Circumcision is not required by Judaism for one to be considered Jewish, but mainstream Judaism foresees serious negative spiritual consequences if it is neglected. Circumcision is not considered a Moral universalism, universal moral law within Judaism. Rather, the commandment to circumcise is seen as only applying to Jewish people. Those who are Gentiles are believed to have a portion in the "World to Come" as long as they follow the tenets of the Seven Laws of Noah. There are also certain exceptions for Jews with poor health. According to traditional Jewish law, in the absence of an adult free Jewish male expert, a woman, a slave, or a child who has the required skills is also authorized to perform the circumcision, provided that they are Jewish. However, most streams of non-Orthodox Judaism allow female mohels, called ''mohalot'' ( he, מוֹהֲלוֹת, the plural of ''mohelet'', feminine of ''mohel''), without restriction. In 1984 Deborah Cohen became the first certified Reform mohelet; she was certified by the Berit Mila program of Reform Judaism. A small minority of Jews in the United States have chosen not to circumcise their sons. All major rabbinical organizations make the recommendation that male infants should be circumcised. The issue of converts remains controversial in Reform and Reconstructionist Judaism; circumcision of converts is not mandatory in either.


Islam

Despite its common practice in Muslim-majority nations, circumcision is considered to be ''sunnah'' (tradition) and not required for a life directed by Allah. According to History of religion, historians of religion and scholars of Religious studies, the Islamic tradition of circumcision was derived from the Religion in pre-Islamic Arabia, Pagan practices and rituals of pre-Islamic Arabia. Although there is some debate within Islam over whether it is a religious requirement or mere recommendation, circumcision (called ''khitan'') is practiced nearly universally by Muslim males. Islam bases its practice of circumcision on the Genesis 17 narrative, the same Biblical chapter referred to by Jews. The procedure is not explicitly mentioned in the Quran, however, it is a tradition established by Islam's prophet Muhammad directly (following Abraham), and so its practice is considered a ''sunnah'' (prophet's tradition) and is very important in Islam. For Muslims, circumcision is also a matter of cleanliness, purification and control over one's baser self (''nafs''). There is no agreement across the many Islamic communities about the age at which circumcision should be performed. It may be done from soon after birth up to about age 15; most often it is performed at around six to seven years of age. The timing can correspond with the boy's completion of his recitation of the whole Quran, with a coming-of-age event such as taking on the responsibility of daily prayer or betrothal. Circumcision may be celebrated with an associated family or community event. Circumcision is recommended for, but is not required of, converts to Islam.


Christianity

Traditionally, circumcision has not been practiced by Christians for religious reasons, with the practice being viewed as succeeded by Baptism, with the New Testament chapter Council of Jerusalem, Acts 15 recording that Christianity did not require circumcision from new converts. Christian denominations generally hold a neutral position on circumcision for prophylactic, cultural, and social reasons, while strongly opposing it for religious reasons. This includes the Catholic Church, which explicitly banned the practice of religious circumcision in the Council of Florence, and maintains a neutral position on the practice of circumcision for other reasons. A majority of other Christian denominations take a similar position on circumcision, prohibiting it for religious observance, but neither explicitly supporting or forbidding it for other reasons. Thus, circumcision rates of Christians are predominately determined by the surrounding cultures in which they live in. In some African and Eastern Christian denominations circumcision is an established practice, and generally men undergo circumcision shortly after birth as part of a
rite of passage A rite of passage is a ceremony or ritual of the passage which occurs when an individual leaves one group to enter another. It involves a significant change of status in society. In cultural anthropology the term is the Anglicisation of ''rite ...
. Circumcision is near-universal among Coptic Orthodox Church of Alexandria, Coptic Christians, and they practice circumcision as a rite of passage. The Ethiopian Orthodox Tewahedo Church, Ethiopian Orthodox Church calls for circumcision, with near-universal prevalence among Orthodox men in Ethiopia. Eritrean Orthodox practice circumcision as a rite of passage, and they circumcise their sons "anywhere from the first week of life to the first few year". Some Christian churches in South Africa disapprove of the practice, while others require it of their members. Circumcision is practiced in some predominantly Christianity by country, Christian countries and Christian communities.
Christian communities Christians () are people who follow or adhere to Christianity, a monotheistic Abrahamic religion based on the life and teachings of Jesus Christ. The words ''Christ'' and ''Christian'' derive from the Koine Greek title ''Christós'' (Χρι ...
in Africa, the Anglosphere countries, the Philippines, the Middle East, South Korea and Oceania have high circumcision rates, while Christian communities in Europe and South America have low circumcision rates, although none of these are performed out of perceived religious obligation. Scholar Heather L. Armstrong writes that, as of 2021, about half of Christian males worldwide are circumcised, with most of them being located in Africa, Anglosphere countries, and the Philippines.


Druze faith

Circumcision is widely practiced by the Druze; Druze practice Druzism, an Abrahamic religions, Abrahamic, monotheistic, Syncretic religion, syncretic, and ethnic religion. The procedure is practiced as a cultural tradition, and has no religious significance in the Druze faith. There is no special date for this act in the Druze faith: male Druze infants are usually circumcised shortly after birth, however some remain uncircumcised until the age of ten or older. Some Druses do not circumcise their male children, and refuse to observe this "common Muslim practice".


Samaritanism

Like Judaism, the religion of Samaritanism requires ritual circumcision on the eighth day of life.


Mandaeism

Circumcision is forbidden in Mandaeism, and the sign of the Jews given to Abraham by God, circumcision, is considered abhorrent by the Mandaeans. According to the Mandaean doctrine a circumcised man cannot serve as a Mandaean priest.


Yazidism

Circumcision is not required in Yazidism, but is practised by some Yazidis due to regional customs. The ritual is usually performed soon after birth, it takes place on the knees of the kerîf (approximately "godfather"), with whom the child will have a life-long formal relationship.


Sikhism

Sikhism does not require the elective circumcision of its followers and strongly criticizes the practice. For example, Kabir, Bhagat Kabir criticizes the practise of circumcision in the following hymn of Guru Granth Sahib:


African cultures

Circumcision is prevalent among 92% of men in North Africa and around 62% in Sub-Saharan Africa. In western and northern parts of Africa it is mainly performed for religious reasons, whereas in southern parts of Africa it rarely performed in neonates, instead being a
rite of passage A rite of passage is a ceremony or ritual of the passage which occurs when an individual leaves one group to enter another. It involves a significant change of status in society. In cultural anthropology the term is the Anglicisation of ''rite ...
into manhood. Certain African cultural groups, such as the Yoruba people, Yoruba and the Igbo people, Igbo of Nigeria, customarily circumcise their infant sons. The procedure is also practiced by some cultural groups or individual family lines in Sudan, Democratic Republic of the Congo, Uganda and in southern Africa. For some of these groups, circumcision appears to be purely cultural, done with no particular religious significance or intention to distinguish members of a group. For others, circumcision might be done for Ritual purification, purification, or it may be interpreted as a mark of Oppression, subjugation. Among these groups, even when circumcision is done for reasons of tradition, it is often done in hospitals. The Maasai people, who live predominantly in Kenya and Tanzania, use circumcision as a rite of passage. It is also used for distinguished age groups. This is usually done after every fifteen years where a new "age set" are formed. The new members are to undergo initiation at the same time. Whenever new age groups are initiated, they will become novice warriors and replace the previous group. The new initiates will be given a unique name that will be an important marker of the history of the Maasai. No anesthesia is used, and initiates have to endure the pain or be called flinchers. The Fengu people, Xhosa community practice circumcision as a sacrifice. In doing so, young boys will announce to their family members when they are ready for circumcision by singing. The sacrifice is the blood spilt during the initiation procedure. Young boys will be considered an "outsiders" unless they undergo circumcision. It is not clear how many deaths and injuries result from non-clinical circumcisions.


Australian cultures

Some Australian Aboriginal, Australian Aborigines use circumcision as a test of bravery and self-control as a part of a rite of passage into manhood, which results in full societal and ceremonial membership. It may be accompanied by body scarification and the removal of teeth, and may be followed later by penile subincision. Circumcision is one of many trials and ceremonies required before a youth is considered to have become knowledgeable enough to maintain and pass on the cultural traditions. During these trials, the maturing youth bonds in solidarity with the men. Circumcision is also strongly associated with a man's family, and it is part of the process required to prepare a man to take a wife and produce his own family.


Filipino culture

In the Philippines, circumcision is known as "tuli" and is generally viewed as a rite of passage. An overwhelming majority of Filipino men are circumcised. Often this occurs, in April and May, when Filipino boys are taken by their parents. The practice dates back to the arrival of Islam in 1450. Pressure to be circumcised is even in the language: one Tagalog language, Tagalog word for 'uncircumcised' is ''supot'', meaning 'coward' literally. A circumcised eight or ten year-old is no longer considered a boy and is given more adult roles in the family and society.


Ethical and legal issues


Ethics

There is a long-running and vigorous debate over ethical concerns regarding circumcision, particularly neonatal circumcision for reasons other than intended direct medical benefit. There are three parties involved in the decision to circumcise a minor: the minor as the patient, the parents (or other guardians) and the physician. The physician is bound under the ethical principles of Beneficence (ethics), beneficence (promoting well-being) and Primum non nocere, non-maleficence ("first, do no harm"), and so is charged with the responsibility to promote the best interests of the patient while minimizing unnecessary harms. Those involved must weigh the factors of what is in the best interest of the minor against the potential harms of the procedure. With a newborn involved, the decision is made more complex due to the principles of respect for autonomy and consent, as a newborn cannot understand or engage in a logical discussion of his own values and best interests. A mentally more mature child can understand the issues involved to some degree, and the physician and parents may elicit input from the child and weigh it appropriately in the decision-making process, although the law may not treat such input as legally informative. Ethicists and legal theorists also state that it is questionable for parents to make a decision for the child that precludes the child from making a different decision for himself later. Such a question can be raised for the decision by the parents either to circumcise or not to circumcise the child. Parents are assumed to have the child's best interests in mind. Ethically, it is imperative that the medical practitioner inform the parents about the benefits and risks of the procedure and obtain informed consent before performing it. Practically, however, many parents come to a decision about circumcising the child before he is born, and a discussion of the benefits and risks of the procedure with a physician has not been shown to have a significant effect on the decision. Some parents request to have their newborn or older child circumcised for non-therapeutic reasons, such as the parents' desires to adhere to family tradition, cultural norms or religious beliefs. In considering such a request, the physician may consider (in addition to any potential medical benefits and harms) such non-medical factors in determining the child's best interests and may ethically perform the procedure. Equally, without a clear medical benefit relative to the potential harms, a physician may take the ethical position that non-medical factors do not contribute enough as benefits to outweigh the potential harms and refuse to perform the procedure. Medical organizations such as the British Medical Association state that their member physicians are not obliged to perform the procedure in such situations. In 2012, the International NGO Council on Violence against Children identified non-therapeutic circumcision of infants and boys as being among harmful practices that constitute violence against children and violate their rights. The German Academy for Pediatric and Adolescent Medicine (Deutsche Akademie für Kinder- und Jugendmedizin e.V., DAKJ) recommend against routine non-medical infant circumcision. The Royal Dutch Medical Association questions why the ethics regarding male genital alterations should be viewed any differently from female genital alterations. The Danish College of General Practitioners has stated that circumcision should "only [be done] when medically needed, otherwise it is a case of mutilation."


Legal

Generally, circumcision on a minor is not ethically controversial or legally questionable when there is a clear and pressing medical indication for which it is the accepted best practice to resolve. Where circumcision is the chosen intervention, the physician has an ethical responsibility to ensure the procedure is performed competently and safely to minimize potential harms. Worldwide, most legal jurisdictions do not have specific laws concerning the circumcision of males, but infant circumcision is not illegal in many countries. A few countries have passed legislation on the procedure: Germany allows routine circumcision, while non-religious routine circumcision is illegal in South Africa and Sweden. The religious circumcision of minors is legal in every polity. No major medical organization recommends circumcising all males, and no major medical organization recommends banning the procedure. Among critics of the practice, there is an agreement that an outright ban would be predominately ineffective. A consensus to keep the procedure within the purview of medical professionals is found across all major medical organizations, who advise medical professionals to yield to some degree to parental preferences in their decision to agree to circumcise. The Royal Dutch Medical Association, which expresses some of the strongest opposition to routine neonatal circumcision, argues that while there are valid reasons for banning it, doing so could lead parents who insist on the procedure to turn to poorly trained practitioners instead of medical professionals.


Economic considerations

The cost-effectiveness of circumcision has been studied to determine whether a policy of circumcising all newborns or a policy of promoting and providing inexpensive or free access to circumcision for all adult men who choose it would result in lower overall societal healthcare costs. As HIV/AIDS is an incurable disease that is expensive to manage, significant effort has been spent studying the cost-effectiveness of circumcision to reduce its spread in parts of Africa that have a relatively high infection rate and low circumcision prevalence. Several analyses have concluded that circumcision programs for adult men in Africa are cost-effective and in some cases are cost-saving. In Rwanda, circumcision has been found to be cost-effective across a wide range of age groups from newborn to adult, with the greatest savings achieved when the procedure is performed in the newborn period due to the lower cost per procedure and greater timeframe for HIV infection protection. Circumcision for the prevention of HIV transmission in adults has also been found to be cost-effective in South Africa, Kenya, and Uganda, with cost savings estimated in the billions of US dollars over 20 years. Hankins ''et al.'' (2011) estimated that a $1.5 billion investment in circumcision for adults in 13 high-priority African countries would yield $16.5 billion in savings. The overall cost-effectiveness of neonatal circumcision has also been studied in the United States, which has a different cost setting from Africa in areas such as public health infrastructure, availability of medications, and medical technology and the willingness to use it. A study by the CDC suggests that newborn circumcision would be societally cost-effective in the United States based on circumcision's efficacy against the transmission of HIV alone during coitus, without considering any other cost benefits. The American Academy of Pediatrics (2012) recommends that neonatal circumcision in the United States be covered by third-party payers such as Medicaid and insurance. A 2014 review that considered reported benefits of circumcision such as reduced risks from HIV, HPV, and HSV-2 stated that circumcision is cost-effective in both the United States and Africa and may result in health care savings. A 2014 literature review found that there are significant gaps in the current literature on male and female sexual health that need to be addressed for the literature to be applicable to North American populations.


References


General and cited references

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External links

* Videos of infant circumcision: using
Plastibell


and

(all from Stanford Medical School) *
Xhosa circumcision
from National Geographic {{Authority control Circumcision, Cosmetic surgery Pediatric surgery Prevention of HIV/AIDS Religion and children Wikipedia medicine articles ready to translate (full)