It is normal for a 40-year-old woman to have sex 2-3 times a day, but there may be cases where sex is too frequent. For 40-year-old women, sex more than 4 times a week, it may affect the couple’s physical strength, sleep and rest, resulting in physical fatigue, there will be a certain impact on health, such as triggering urinary tract infections. How often a woman’s sex life, depending on the age of the situation is different, 40-year-old women generally 2 to 3 times a week sex life is more appropriate. Normal and harmonious sex life is conducive to enhance the relationship between husband and wife, to the husband and wife can get pleasure physical and psychological feelings for the principle, pay attention to the combination of work and rest, do not overwork. If the number of sex life is too much will increase the incidence of cervical erosion, pelvic inflammatory disease and other gynecological inflammation.