Clinical often come across male friends ask: I have the habit of masturbation, is it because of this lead to poor sexual function or short penis? Should I quit? First of all, we need to make it clear: occasionally and five-fingered girl “dating”, is not a bad habit, will not affect the sexual function, nor will it affect the development of the penis. Boys 12-13 years old began pubertal development, to 17-18 years old mature development, in 23 years old before the legal age of marriage, this period, the incidence of male masturbation is almost 100%, moderate masturbation, you can stimulate the penis spongy body congestion at the right time, to improve sexual function, pleasure, physical and mental, to relieve the pressure, on the body is beneficial to the harmless. If forced to quit, on the contrary, it will induce sexual dysfunction. Some people may find this unbelievable. In fact, if you deliberately repress desire for a long time, the human body will have a strange and alienated sense of external sexual stimuli, over time, will lead to a low libido, which is exactly the “use in waste” principle. In addition, abstinence for too long will also lead to poor sperm quality and reduced fertility. A long time not to carry out regular sperm discharge, especially by the sexual stimulation of excessive inhibition, but will lead to frequent overcongestion of the prostate, induced by chronic prostatitis, and the perineum pain, discomfort and other symptoms. Of course, everything should be in moderation, excessive masturbation is also harmful, easy to work and study energy is not concentrated, physical fatigue, sore knees, dizziness, tinnitus and other symptoms, long-term, will affect the quality of future sex life, and even loss of libido.