40-year-old women have intercourse 8-9 times a month is normal, an average of about 2 times a week. A normal couple’s life can enhance the couple’s feelings, can be pleasant, improve immunity, so that women have less gynecological inflammation, normal women should have a suitable sex life every week. However, some women may be reluctant to have intercourse because of the decline of ovarian function after the age of 40 and vaginal dryness. In this case, they should go to the hospital in time to find a doctor for examination, so as to check the hormone level and understand the function of the ovaries.