Auntie generally refers to menstruation. The menstrual cycle is usually 21 to 35 days normal. A woman’s menstrual cycle is the time between bleeding on the first day of menstruation and the first day of the next menstrual period, which varies from person to person, and everyone has their own menstrual cycle. As few as 21 days and as many as 35 days, as long as it is within a fixed time frame, it is normal. If menstruation is not regular, the cycle is not fixed is a menstrual irregularity, mostly caused by endocrine disorders and so on. At this time, you need to go to the hospital blood test hormone six, targeted hormone drugs to regulate, specific need to follow the doctor’s instructions. In addition, you need to eat and drink regularly and avoid staying up late in your normal life, because environmental changes, good and bad moods, and the use of medication are all closely related to menstruation.