Abstinence is a state of life in which certain basic needs and desires are deprived of, and is specifically referred to in medicine as a prohibition of sexual desires, including prohibition of sexual intercourse or prohibition of masturbation. The concept of abstinence refers to the suppression of sexual desire or the suppression of the desire for general enjoyment, including the strict suppression of the desire for sex, not allowing contact with the body of the opposite sex and having sexual intercourse, not allowing the appearance of masturbation, masturbation, and so on. The duration of abstinence is determined by oneself as well as by certain external needs, it can be short-term or permanent, through abstinence to achieve certain specific purposes, such as medical science in men before the semen examination, the routine time recommended abstinence for 3~5 days, through this period of time adjustment, can let the body produce sperms without the influence of external factors, and can be better to carry out the test of semen. In summary, if there is any discomfort in time, consult your doctor.