There is no husband and wife sex life how long a time is considered normal, need to be adjusted according to the individual situation, the general recommendation of sex life 2 ~ 3 days once better. Sexual life between husband and wife can play a pleasurable enjoyment, strengthen the emotional bond, reproduction and reproduction effect, can effectively enhance the tacit understanding between husband and wife, enhance physical fitness, but also conducive to physical and mental health. Due to the different situation of each person, generally there is no sex life how long a time is considered normal, such as 20 ~ 30 years old people, sexual activity is more vigorous, may be about 2 days to carry out a time, 30 ~ 50 years old people, may be about 3 days to carry out a time. But usually, it is recommended that it is better to have sex around 3 days. Proper sex life can make both husband and wife feel happy and improve insomnia, anxiety and other bad states. However, if sex is too frequent, it may lead to physical fatigue and mental weakness, affecting health. In daily life, it is recommended to have sex moderately and avoid overdoing it, so as not to affect the body.