The vast majority of women’s menstruation time is 3-7 days will be clean, then if it is the fifth day there is still blood is a normal phenomenon. It is recommended that during the menstrual period, you must pay attention to keep warm, pay attention to personal hygiene, change sanitary napkins, use cotton sanitary napkins, so as to ensure that the local ventilation is good. And in the menstrual period, every day to drink a bowl of hot brown sugar ginger water, have the effect of driving cold and warming the uterus, but also will make the menstrual blood flow more smoothly. Drinking more brown sugar water has improved the discomfort in the lower abdomen caused by the menstrual period itself. In addition, if the menstrual period has not been cleared for more than 9 days, it is an abnormal phenomenon, which may be caused by endometrial inflammation, endometrial polyps, submucosal fibroids, atypical hyperplasia of the uterine lining, or simply prolonged hyperplasia. Treatment needs to be given, and diagnostic curettage is needed if necessary.