Clinically, it is generally recommended that adult men have sex 1 to 2 times a week, the best interval between each sex life is greater than 3 days, but this is not absolute, the specific ejaculation frequency should be based on their own age, physical and other factors to decide to their own do not feel tired and does not affect the work, life is appropriate. 1~2 times a week sex life is not only conducive to enhance the emotion between husband and wife, but also conducive to avoid prostate fluid, semen stagnation and lead to seminal vesiculitis, prostatitis occurs; however, excessive indulgence is also very undesirable, too high a frequency of sex easily lead to impotence, premature ejaculation, weak spermatogenesis, affecting the quality of normal life. Therefore, how often the ejaculation depends on their own physical condition, if the next day of sex feel tired, fatigue, lumbago, etc. is not an indication that the ejaculation is too frequent, you should adjust the habits, if necessary, should be promptly to the regular hospital for medical treatment.