Male general how long for the normal value, usually refers to the sex life time how long normal, male sex life time in more than three minutes is more normal. Under normal circumstances, men in sexual life, the duration of more than three minutes, indicating that men’s sexual function is relatively normal; if the time of sexual life is not more than three minutes on the phenomenon of ejaculation, in the clinic can be judged as premature ejaculation. Premature ejaculation is categorized into primary premature ejaculation and secondary premature ejaculation. Primary premature ejaculation is defined as ejaculation that often or always occurs before or within about one minute after vaginal penetration, starting from the first sexual intercourse. Secondary premature ejaculation is when the ejaculation latency time is significantly shorter, usually less than 3 minutes. Patients with premature ejaculation are always or almost always unable to control delayed ejaculation; negative psychological effects such as distress, worry, frustration and avoidance of sex can occur, affecting the harmony of the relationship between husband and wife. Occasional premature ejaculation, usually does not cause too much impact, the presence of premature ejaculation for a long time, may reduce the quality of life, affecting the relationship between husband and wife; premature ejaculation may be associated with psychosomatic factors, organic lesions, dorsal penile nerve hypersensitivity and other factors, should be medical treatment to carry out the appropriate examination, as well as treatment, to avoid the adverse effects.