Women are not allowed to masturbate during menstruation, if they masturbate during menstruation it is easy to bring bacteria into the body, leading to infection in the uterine cavity, and it is easy to cause menstrual blood to flow backward, which may lead to endometriosis in women. Therefore, women should not masturbate or have sex during menstruation to avoid unfavorable effects on women’s health. Women are weaker during menstruation, so they must pay attention to keeping warm, not catching a cold as well as not eating cold food or spicy or stimulating food. Women must pay attention to menstrual hygiene during menstruation, change sanitary napkins, wear cotton underwear, and keep the underwear loose.