You should not eat cool fruits and vegetables during menstruation. Cool vegetables, including winter melon, eggplant, loofah, cucumber, kale, bitter melon, wild rice, fern, etc. Fruits of cold nature, including persimmons, mangoes, bananas, strawberries, watermelon, etc., are easy to eat during menstruation and can lead to increased menstrual flow, prolonged periods and dysmenorrhea. During menstrual bleeding, it is recommended to eat iron-rich foods, such as animal liver, blood products, lean meat, black chicken, eel, spinach, wood ear, red dates, etc. Avoid smoking, alcohol, coffee, strong tea, chocolate. Pay attention to warmth, avoid cold and strain, keep your mood relaxed, and wear loose and breathable cotton underwear. If you have dysmenorrhea or irregular menstruation, it is recommended to go to the hospital for examination in time.