There is no clear standard for how many times a month a couple should have intercourse, it is mainly based on the couple’s age, physical condition and relationship. Generally about 1 to 20 times a month may fall into the normal category, the specific circumstances should also be combined with their own situation, or may be more or less. In general, it is common for couples in their 20s to have sex four or five times a week, and for couples in their 40s to have sex twice or three times a week. However, couples in their 60s typically have sex once or twice a month, and couples in better health may have intercourse more often a month. There is no authoritative information on the number of times a couple’s normal sex life, specifically to combine their own situation, to the satisfaction of both parties and physical and mental exhaustion is appropriate, the number of times a normal couple cohabitate, need to be determined according to the specific situation. At the same time, we also need to ensure that the physical function is not exhausted, at the same time, pay more attention to personal hygiene.