Hot compresses can be applied to the lower abdomen 2-3cm below the umbilicus, but the temperature should not be too high to avoid burns. It is recommended that women during menstruation adopt healthy living and eating habits. When menstruating women experience dysmenorrhea, they can relieve the pain by applying hot compresses to the lower abdomen, generally 2-3cm below the umbilicus. Hot compresses can promote blood circulation and help patients relieve pain. It should be noted that patients should pay attention to the temperature when applying hot compresses to moderate, too high a temperature may cause burns. During menstruation, it is recommended to ensure adequate rest, should not stay up late and overwork. The patient should also wash the pubic area on time to prevent breeding of bacteria and infection. In addition, patients should also pay attention to diet and eat less spicy and stimulating food, such as chili peppers, peppercorns, garlic and so on. Patients with dysmenorrhea can take hot compresses on the lower abdomen to relieve dysmenorrhea, and patients should correct their lifestyle habits in time to benefit their health.