Before menstruation, there are mainly breast tenderness, abdominal pain or lower abdominal cramps, lumbar pain, and some women may experience great mood swings, irritability, irritability, coldness, headache and other discomforts, with great individual differences, mainly due to hormonal changes in the body and pelvic congestion. Women need to pay special attention to keep their abdomen warm before and during menstruation, and avoid eating cold food, which can reduce menstrual discomfort or avoid the occurrence of prolonged periods. Eat a light and hygienic diet, minimize the intake of spicy and stimulating foods, pay attention to the intake of iron and other trace elements, especially for women with excessive menstruation who are prone to iron deficiency anemia, and avoid sexual intercourse and tub baths to avoid retrograde menstrual blood and infection of the reproductive system.