A. The first menstruation is the inevitable development of the girl’s body, is a sign of puberty, psychologically do not worry about. It is also normal for menstruation to be accompanied by discomfort such as backache, drowsiness, fatigue and weakness, so don’t panic. Two, avoid participating in strenuous sports, long-distance cycling and running, etc., so as not to overexert yourself and lead to a decrease in resistance, inducing colds, etc. Third, the period should pay attention to washing the vulva, if possible, you can take a shower every day. Because the body’s resistance decreases at this stage, do not pay attention to vulvar hygiene, easily lead to vulvar itching, causing bacterial infection. Fourth, strengthen self-protection, use high-quality sanitary napkins, do not use inferior products for the sake of cheap, not to mention the use of poorly disinfected toilet paper and straw paper instead. Fifth, pay attention to rest, ensure sufficient sleep time, eat nutritious, easy to digest and absorb meals, to enhance physical fitness, restore energy. Sixth, avoid contact with cold water, pay attention to keep warm, do not participate in swimming.