During menstruation, you should pay attention to the following matters: 1. You must pay attention to keeping warm during menstruation. In addition to warm clothes, you should also pay attention to the diet, do not eat cold food, do not drink frozen drinks. 2. During the menstrual period, you should pay attention to change the sanitary napkin regularly to avoid pathogenic bacteria infection. It is recommended to wash the vulva with warm water twice a day to ensure local cleanliness. 3, during the menstrual period can not do strenuous exercise, such as running, strenuous exercise can not do, to avoid causing menstrual blood reflux, and cause the possibility of endometriosis. 4, during the menstrual period should be careful not to do abdominal and waist massage, because massage will stimulate the contraction of the uterus, will make the uterus of menstrual blood flow into the pelvis, causing the uterus of the menstrual blood. The massage will stimulate the contraction of the uterus, which will cause the menstrual blood in the uterus to flow into the pelvis, causing the possibility of endometriosis. In addition, when you have your period, you should also be careful not to take any medication, and if you are uncomfortable, you should only use medication under the guidance of a doctor.