If you have intercourse during your period, it is easy to cause the endometrium to grow outside the uterus with the menstrual blood, causing endometriosis, dysmenorrhea, menstrual disorders and other symptoms, and also easily lead to gynecological inflammation, causing endometritis, tubitis, pelvic inflammatory disease, resulting in increased leucorrhea, yellowing, irregular menstruation and other symptoms, which can affect normal conception in serious cases. Therefore, it is advisable not to have intercourse during menstruation. During menstruation, the immunity of the body is relatively low, it is recommended to pay attention to keep warm and avoid getting cold. Pay attention to perineal hygiene, take a shower during menstruation, do not take a tub bath, do not use gynecological lotion too often, eat a reasonable diet, do not eat cold and stimulating food, and change sanitary napkins diligently.