Normal menstrual period is usually in 3-7 days. If the menstruation is only 1 day is an occasional symptom, it may be an endocrine disorder, which can generally be relieved by adjusting the lifestyle and relaxing the mood. If it is a frequent symptom, may be due to uterine fibroids, ovaries and other diseases that cause menstruation only 1 day, then it is recommended to go to the hospital to actively treat: 1. Occasional: If the phenomenon of menstruation only 1 day once in a while, may be due to ovarian endocrine disorders, usually related to mental stress, overwork, do not worry too much, should adjust the mentality, relax, and at the same time can eat the Chinese medicine to nourish the blood You should adjust your attitude and relax. If it is a woman who does not take contraceptive measures when having intercourse, and has only 1 day of menstruation after intercourse, and the amount of menstruation is small, first of all, we should consider that it may be abnormal vaginal bleeding caused by pregnancy, or it may be a pre-eclampsia miscarriage or ectopic pregnancy; 2. Frequent: frequent irregular menstruation and short periods, it is recommended that it is best to go to the hospital for relevant examinations, including hormone level examination, ultrasound examination, etc., to find The main causes of menstrual disorders, such as post-scraping uterine adhesions, uterine fibroids, ovarian hypofunction and other primary diseases, and then treat the causes.