If you have intercourse on the last day of your period, you should pay attention to hygiene and seek immediate medical treatment if necessary. The great aunt is clinically known as menstruation, the last day of menstruation, the woman’s uterine lining has not yet shed clean, the mouth of the uterus is in an open state, which is conducive to menstrual blood flow, at this time coitus, the pathogenic microorganisms in the vagina can enter the uterus along the opening here, causing endometritis, pelvic inflammatory disease, and other gynecological disorders, the patient should be cleaned in a timely manner after the coitus, to avoid infection. Some women who have intercourse on the last day of menstruation can stimulate the uterus due to strenuous activities, causing increased vaginal bleeding, abdominal pain and other adverse consequences, requiring immediate medical attention for treatment. It should be noted that if the patient has the need for coitus should avoid the menstrual period, so as not to lead to adverse consequences.