What is the reason for prolonged menstruation?

The normal menstrual period of women should be maintained at about three to seven days. If the menstrual period is too long, it is an abnormal phenomenon. When the body's hormone secretion is abnormally increased, it will lead to the phenomenon of prolonged menstruation. In addition, when the endometrium appears pathological changes, it will also lead to the phenomenon of prolonged menstruation.