When men have sex, it is usually considered normal to last between 3 and 30 minutes. Usually it is normal for men to last between 3 and 30 minutes during sex, but there is no specific time. For some men with good physical strength, the duration of sexual life may be longer. If a man’s sexual life lasts less than 3 minutes, it is clinically called secondary premature ejaculation, while sexual life lasts about 1 minute or so belongs to primary premature ejaculation. For the duration of sexual life, men do not need to be overly concerned about the duration of sexual life, to their own not tired, should also avoid excessive tension, anxiety, etc.. If the duration of sexual life is less than 3 minutes or the body is accompanied by uncomfortable symptoms, you should consult a doctor in time for examination and treatment. When having sex, strengthen personal hygiene care to prevent infection. Do not blindly use drugs or folk remedies to prolong the duration of sexual life. Daily attention to develop good habits, to ensure a balanced intake of nutrients, should also be appropriate moderation of sexual life, to avoid overwork.