You should not eat cold food during menstruation, as it can cause menstrual cramps and blood clots during menstruation. During menstruation, you should pay more attention to rest, avoid straining and staying up late, eat foods rich in protein and vitamins, avoid cold and spicy stimulating foods, such as chili, pepper, ice cream, cold drinks, etc., and do a good job of keeping warm. Once the dysmenorrhea occurs, you can drink some brown sugar water and use warming pads or hot water bags for hot compresses. If the symptoms are not relieved, you can also choose to take oral pain medication or apply anti-inflammatory pain suppositories. During menstruation, you should pay attention to menstrual hygiene, prohibit sexual intercourse, and use more breathable sanitary napkins. You can take a shower, but avoid taking sitz baths and tub baths, and avoid excessive exercise during menstruation.