The length of sexual life has no specific standard of judgment, and the satisfaction of both sides, the usual life pressure are related to the general situation in the 3 ~ 15 minutes can be, too long may not be a good thing, as long as it can meet the physiological needs of both sides can be. If there is a short time, it may be due to less skillful, should first relax, increase communication between the two sides, close cooperation, if it is often masturbation, reduce masturbation. Usually can also increase exercise, improve cardiopulmonary resuscitation, so that the body is stronger and more powerful. If the situation is more serious patients, should go to the hospital in time to do the relevant examination, with the doctor for treatment.