Marionette lines (melomental folds) are long vertical lines that laterally circumscribe the

chin The chin is the forward pointed part of the anterior mandible (List_of_human_anatomical_regions#Regions, mental region) below the lower lip. A fully developed human skull has a chin of between 0.7 cm and 1.1 cm. Evolution The presence of a we ...

. They are important landmarks for the general impression of the face. Marionette lines appear with advancing age, but some people never get them, depending on facial structure and anatomy. They tend to appear as the

ligaments A ligament is the fibrous connective tissue that connects bones to other bones. It is also known as ''articular ligament'', ''articular larua'', ''fibrous ligament'', or ''true ligament''. Other ligaments in the body include the: * Peritoneal li ...

around the mouth and chin relax and begin to loosen and sag, and fatty tissues of the cheek deflate and descend during the aging process. It can be difficult to get rid of them, but they can be minimized with facelifts that lift

cheek The cheeks ( la, buccae) constitute the area of the face below the eyes and between the nose and the left or right ear. "Buccal" means relating to the cheek. In humans, the region is innervated by the buccal nerve. The area between the inside ...

tissue away from the area of the mouth combined with synthetic facial fillers, or with facial fillers alone.Mauricio De Maio, ''Botulinum Toxin in Aesthetic Medicine'' Facial exercises and proper facial posture are the most effective ways to remove and prevent the lines due to reduced tension in the chin and the muscles lifting the cheeks.

References

Human anatomy Plastic surgery {{anatomy-stub