There are many reasons for uterine prolapse, which may be caused by childbirth injury, ovarian hypoplasia, congenital developmental abnormality and so on, and the patient should consult a doctor in time. 1. Childbirth injury: the patient may have prolonged the second stage of labor during delivery, causing the cervical-uterine ligaments and pelvic floor muscles to stretch, resulting in uterine prolapse. 2. Ovarian hypoplasia: Uterine prolapse may occur as ovarian function decreases with age. 3. Congenital developmental abnormalities: It may be that the patient is born with poorly developed pelvic floor tissues and malnutrition thus causing connective tissue dysplasia leading to uterine prolapse. In addition, there may be other reasons, it is recommended to go to the hospital in time, complete the examination to clarify the cause of the disease, and give targeted treatment or therapy.