Aunt's leaving soon. Can we share a room?

During menstruation, women's endometrium is stripped, alkaline menstrual blood and vaginal acid-base environment, so that the natural barrier function is reduced, such as not paying attention to menstrual hygiene, even in menstrual coitus, bacteria will be brought into the reproductive tract. Menstruation blood is a good medium for bacteria and other microorganisms, bacteria are easy to breed, and cause infection of the endometrium and even accumulation of fallopian tubes and pelvic organs, resulting in infertility. At the same time, in menstrual cohabitation, sperm and endometrial destruction of blood cells meet, can induce the production of anti-sperm antibodies, resulting in immune infertility. Therefore, menstrual cohabitation is prohibited. The above health science knowledge is for reference only.