1 , Eat warm foods, such as beef and mutton, nuts, carrots, etc. Take more vitamins and eat some spicy food. 2. Soak your feet in hot water, promote the acupuncture points and meridians of the feet through hot water, and diffuse the heat from the soles of the feet to the whole body, so as to make the whole body warm up. The water temperature should not be too high when soaking feet, about 40 ℃ is more suitable. 3. Increase physical exercise. You can exercise by running, skipping rope, dancing, Tai Chi, etc. to promote blood circulation in the body, so as to quickly warm up stand up. It should be noted that exercise must be done regularly in order to receive significant results. 4. Avoid mental stress. Studies have shown that the temperature of the hand will drop by 3-6°C quickly when emotional, and it can be recovered after calm. . Therefore, avoiding mental stress or emotional agitation has a certain effect on preventing cold hands and feet.