It is usually normal for a woman to have a heavy first period after endometrial polyp surgery. If accompanied by obvious abdominal pain, fever and other conditions, is an abnormal phenomenon. After the endometrium has received surgical treatment, the uterus needs a process of repair, so it is often easier to cause heavy menstruation, and it may take 2-3 months or even longer to return to normal. At this time, if the woman is not accompanied by other clinical symptoms, such as abdominal pain or other uncomfortable symptoms, usually do not need to worry too much. If the first period after endometrial polyp surgery is heavy, accompanied by abdominal pain, fever and other conditions, it is an abnormal phenomenon, and it is recommended to consult a doctor in a timely manner, and actively treat under the guidance of the doctor. In addition, women are advised to take good care of their underwear, which should be changed, washed and sterilized regularly, and cotton underwear is recommended. At the same time, it is recommended that women should go to the regular hospital for a follow-up examination one month after the operation, and if it is found that the endometrial lining has not been repaired well, it is necessary to receive active treatment.