Clinically there is no method of penis enlargement exercise. For adolescent males, active participation in physical exercise in normal times is helpful in promoting penis development; for adult males, surgery is the only way to enlarge the penis. 1. Adolescent males: this period of time, the male penis is still in the developmental period, in daily life, should actively engage in physical exercise, such as running, swimming, hiking, etc., which can promote metabolism, and for the promotion of penile development has a certain degree of help. 2. Adult men: the penis of men in this period does not have the possibility of secondary development, no matter taking medication or any exercise methods, can not enlarge the penis. If an adult male has a short penis, he can consider taking penile extension surgery to deal with it. If you have a short penis, it is recommended that you seek medical attention and follow your doctor’s instructions.