A week ahead of schedule is menstruation how to return a responsibility

Menstruation a week in advance, there may be the following factors: first, may be due to abnormal hormone metabolism in the body. Second, may be due to overwork, mental stress caused by, usually pay more attention to rest, pay attention to work and rest, but also to relax. Third, may be due to taking some stimulating drugs caused. Fourth, may be uterine disease, or gynecological inflammation caused. Fifth, in addition to the above reasons, but also consider whether there is a relationship with environmental factors. It can be seen that a variety of factors cause menstruation ahead of time, if this situation is manifested for a long time, it is best to go to the hospital to do a targeted examination to exclude some pathological factors.