Menstruation half month is not clean

Menstruation normal cycle is 3~7 days, half a month has not ended is abnormal, first consider is the body hormone secretion caused by abnormal, need to go to the hospital for hormone secretion check. If there is a cold or too much pressure in the near future, it will also cause menstruation half a month is not clean. It is recommended to pay attention to rest in the near future, light diet.