Under normal circumstances, the menstrual cycle of women is 21 to 35 days, and the prolonged menstrual cycle means that the menstrual cycle is more than 35 days. The main reasons for the prolonged menstrual cycle are endocrine disorders, mental factors, oral drug avoidance, other chronic diseases such as hypothyroidism, iron deficiency anemia, aplastic anemia, and so on. In this case, we need to go to the hospital for a B-ultrasound examination to check the thickness of the endometrium. If the thickness is more than 8 mm, we can wait for a few days. Maybe menstruation will come. If the thickness is less than 8 mm, we need to draw blood to check six sex hormones and test thyroid function. According to the examination results, we need to do corresponding treatment. We should pay attention to rest at ordinary times and not stay up late, Develop good regular habits of work and rest.
