The past week of menstruation, and vaginal bleeding phenomenon, there are a variety of factors caused by the following: 1, if the amount of bleeding is relatively small, accompanied by a slight pain in the abdomen, probably ovulation bleeding, ovulation due to the body’s estrogen secretion is temporarily reduced, easy to cause a small amount of uterine lining shedding, bleeding symptoms, belong to the normal physiological phenomenon, do not need special treatment, about 2-3 days will be the end of natural. 2, if there is more bleeding, and persistent, may be tired work, mental stress, excessive anxiety, or change in the living environment and other factors, endocrine disorders caused by the symptoms, it is recommended to consult a gynecologist, according to the specific circumstances of the doctor’s guidance, taking hormone drugs for symptomatic treatment. 3, some women suffering from endometritis and other conditions, but also prone to menstrual disorders, need to be treated with antibiotics and anti-inflammatory. Antibiotic anti-inflammatory treatment is needed to alleviate the symptoms.