An hour of coitus is not normal to consider ejaculatory dysfunction. If the man has not ejaculated within an hour of intercourse, he should consider ejaculation dysfunction, which may be related to hormone level disorders or prostate inflammation. If the man has psychological problems, for the other half of the aversion, dissatisfaction, may also not be able to ejaculate normally. Under normal circumstances, coitus lasts about 3 to 10 minutes, with an average time of about 5 minutes, as long as both parties have reached orgasm. Excessive coitus time can easily cause prostatitis and other problems in men, and urinary tract diseases and gynecological inflammation in women. It is recommended that for the sake of the health of both husband and wife, the usual time of sexual intercourse should not be too long or too frequent, so as not to feel tired the next day as a prerequisite. If the sex life is too long, both parties can not achieve orgasm, it is recommended to actively seek medical attention.