The precursors of menstruation include lower abdominal swelling, breast swelling, tingling, and excessive mood swings, etc. Menstruation will occur about 2-3 days after the above mentioned signs occur, so you should prepare towels, sanitary napkins and panties in advance to get ready for the onset of menstruation, and drink plenty of hot water and don't touch raw and cold food.

Menstrual blood is the best culture medium for bacteria, so be sure to do a good job of menstrual hygiene, change sanitary napkins and panties diligently, and change the sanitary napkin every 2-4 hours, in order to prevent bacterial growth, which induces vaginitis, cervicitis and other gynecological inflammation. During menstruation, you can drink more brown sugar water, have the role of warming the uterus and regulating menstruation, as well as replenishing the body loss of minerals and trace elements.