The frequency of married life varies from person to person, for young couples, the number of sexual life can be moderately more, twice a week to three times can be. And as you get older, the number of times can be gradually reduced. Proper sex can effectively promote the relationship between husband and wife, can relax the mood, thus improving the quality of life. But excessive sexual life may be due to excessive room labor, and physical strength decline, poor spirit and other adverse effects, so it is recommended that sexual life is not too frequent, the young people group of physical strength recovery is better, two to three times a week is better. For men with erectile dysfunction or women with low libido, the number of sexual intercourse can be appropriately reduced to avoid the psychological burden on both sides. In short, the specific frequency between couples need to be based on the physical condition of both sides for specific analysis, to both sides pleasure, do not demand the number of times and affect the quality of life. In addition, the duration of sexual life is also related to the physical condition and mental state of the couple, to maintain a good mood, regular rest, adjust the state, can effectively improve the quality of sexual life.