Aunt generally refers to menstruation, leading to the female patient physiological period ten days in advance of the reasons are many, mainly including drug factors, disease factors, mental factors. 1. Drug factors: If the patient has recently taken emergency contraceptive pills and other estrogenic drugs, it is easy to lead to early menstruation side effects, specifically because of the use of foreign hormones to disrupt the normal metabolism of the hormones in the body, leading to the emergence of the physiological period of the temporary disruption of the physiological period, after stopping the drug physiological period can be gradually returned to normal. 2. Disease factors: may suggest that the patient suffers from certain diseases, such as endometrial polyps, which directly affects the cyclic stripping of the endometrium, thus affecting the menstrual cycle, it is recommended that the patient go to the hospital for a corresponding detailed examination. 3. Mental factors: If the patient has been under too much stress for a while, it is easy to lead to the imbalance of their own hormone balance, thus the symptoms of early menstruation. In addition, there may be other reasons for early menstruation, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease and then give targeted treatment or therapy.