1, sleep naked in a clean bed 2, do not eat chocolate during the physiological period, because it will aggravate menstrual cramps 3, develop the habit of recording the cycle 4, through exercise rather than adjusting underwear to shape the curve 5, do not cross your legs to avoid pressure on the nerve 6, intimate clothing not dry cleaning 7, pull the thong is not suitable for daily wear 8, last year’s clothes to be exposed to the sun before wearing 9, if not necessary, do not use sanitary pads 10 Check the shelf life of cosmetics regularly. 11. Put on makeup one hour after bathing. 12. Even if you love beauty, do not pierce your ears in the cartilage area at the upper outer edge of the ears. 13. Know your family medical history, especially that of your mother and grandmother.