For a long time, people believe that sex is good for people, sexual intercourse can improve the happiness of most people, there has been some experimental medical evidence shows that people with a harmonious sex life tend to live a long and healthy life, strong evidence also shows that women with a satisfying sex life are not easy to suffer from heart disease. A, the appropriate frequency standard Then the frequency of sex, how many times more appropriate, each individual sexual activity is different. Generally speaking, the frequency varies according to ethnicity, different regions, different social and cultural backgrounds, as well as personal age, health and psychological state. Some newlyweds, in the honeymoon almost every day sex, including the wedding night, continuous intercourse 4-5 times, even during the day also closed sex, but should also be appropriate moderation, should not be excessive. Some people survey, the number of men’s sex life generally decreases with age, during the 22-25 years, 3 times a week; 32-35 years, 2 times a week; in the 41-45 years, down to 1 time a week. Of course, this is only an average. Each age group varies greatly, with some as many as several times a day and others as few as once a month. So you can’t judge whether intercourse is moderate just from the frequency of intercourse. The actual frequency of sex is often overwhelming to many infertility patients, because some doctors let them have more sex, while some doctors are restricted, how to do it more effectively? The objective criterion for measuring the appropriateness of the frequency of sex is whether or not you are refreshed and happy the next morning. If the second day or within a few days after sexual intercourse, the following conditions, and can not find other reasons, it can be considered excessive, should be restrained, appropriate to extend the interval of sexual life. 1, mental lethargy, depression, lethargy, work easily feel tired, learning energy is not concentrated, drowsy. 2, the whole body weakness, lumbar weakness, lazy to move, head heavy, dizzy, two eyes with gold stars. 3.Pale face, eyes dull, emaciated, thin body. 4.Shortness of breath and heartbeat, sweating, insomnia and dreaminess, and difficulty in falling asleep. 5.Loss of appetite, not thinking about eating, poor appetite, and mild nausea. If the above conditions, should be corrected in time, reduce the number of sexual life, serious cases, should be suspended for a period of sexual life. However, there is no need to worry too much about this, because: general sexual excess, as long as the temporary cessation of sexual life for a period of time, pay attention to rest, strengthen nutrition, there is no major harm to health. Of course, if you continue to indulge yourself, the consequences will not be good.