There are many factors that cause early menstruation, mostly due to endocrine disorders. For example, the endocrine disorder is easily caused by work, frequent late nights, mental tension or environmental changes, as well as anxiety and depression, which may lead to early or delayed menstruation. If your period is early once in a while, you do not need to deal with it. As long as you have a regular work and rest habit, avoid straining and staying up late. Take part in physical exercise and sports activities, relax, relieve stress, keep your mood relaxed and avoid anxiety and depression, most of them will return to normal after a period of adjustment. If you often have early menstruation, it may be a symptom of poor ovarian function, you need to go to the gynecology department of the hospital and cooperate with the doctor to do the female hormone six tests. After the diagnosis is confirmed, symptomatic medication will be administered.