Women’s bodies are weaker during menstruation, and their immune functions are weakened, which can easily lead to the invasion of various bacteria or viruses, and if they do not keep warm during menstruation, getting cold can easily lead to colds after menstruation. Women must pay attention to warmth during menstruation, can exercise more to enhance resistance, less exposure to cold water, can drink more brown sugar water or warm water. In the period also pay attention to the perineum hygiene and cleanliness, the period can not have intercourse, but also pay attention to avoid eating cold, spicy stimulating food, to wear cotton underwear, underwear to keep loose.