Exercise-induced nausea is a
feeling of sickness or
vomiting
Vomiting (also known as emesis and throwing up) is the involuntary, forceful expulsion of the contents of one's stomach through the mouth and sometimes the nose.
Vomiting can be the result of ailments like food poisoning, gastroenteri ...
which can occur shortly after
exercise has stopped as well as during exercise itself. It may be a symptom of either over-exertion during exercise, or from too abruptly ending an exercise session. People engaged in high-intensity exercise such as
aerobics
Aerobics is a form of physical exercise that combines rhythmic aerobic exercise with stretching and strength training routines with the goal of improving all elements of fitness ( flexibility, muscular strength, and cardio-vascular fitness). ...
and
bicycling
Cycling, also, when on a two-wheeled bicycle, called bicycling or biking, is the use of cycles for transport, recreation, exercise or sport. People engaged in cycling are referred to as "cyclists", "bicyclists", or "bikers". Apart from two ...
have reported experiencing exercise-induced nausea.
Cause
A study of 20 volunteers conducted at
Nagoya University in Japan associated a higher degree of exercise-induced nausea after eating.
Lack of hydration during exercise is a well known cause of headache and nausea. Exercising at a heavy rate causes blood flow to be taken away from the stomach, causing nausea.
Another possible cause of exercise induced nausea is overhydration. Drinking too much water before, during, or after extreme exercise (such as a marathon) can cause nausea, diarrhea, confusion, and muscle tremors.
Excessive water consumption reduces or dilutes electrolyte levels in the body causing
hyponatremia
Hyponatremia or hyponatraemia is a low concentration of sodium in the blood. It is generally defined as a sodium concentration of less than 135 mmol/L (135 mEq/L), with severe hyponatremia being below 120 mEq/L. Symptoms can be a ...
.
[
]
See also
* Exercise intolerance
Exercise intolerance is a condition of inability or decreased ability to perform physical exercise at the normally expected level or duration for people of that age, size, sex, and muscle mass. It also includes experiences of unusually severe pos ...
* Exercise-induced bronchoconstriction
Exercise-induced asthma, or E.I.A., occurs when the airways narrow as a result of exercise. The preferred term for this condition is exercise-induced bronchoconstriction (EIB). While exercise does not cause asthma, it is frequently an asthma trig ...
* Exercise-induced urticaria
* Exercise-associated hyponatremia
Exercise-associated hyponatremia, is a fluid-electrolyte disorder caused by a decrease in sodium levels (hyponatremia) during or up to 24 hours after prolonged physical activity. This disorder can develop when marathon runners or endurance event at ...
* Heat intolerance
Heat intolerance is a symptom characterized by feeling ''overheated'' in ''warm'' environments or when the surrounding environment's temperature rises. Typically, the person feels uncomfortably hot and sweats excessively.
Compared to heat ill ...
* Ventilatory threshold
References
{{Reflist
External links
Erowid: Health water poisoning
Symptoms
Exercise physiology
Vomiting