Prevention of diabetic foot: Wash your feet every day and keep them hygienic is the first priority. Choose socks with a more breathable fabric. This is so that the sweat does not become infected. Make sure to avoid wounds. If you find a wound you must treat it properly. Infection of the wound can give the opportunity for diabetic foot to occur. While keeping your blood sugar under control, check your feet thoroughly once a year, including sensory changes and vascular pulsations. If symptoms such as blisters, cuts, redness, hardening, rupture, localized heat and localized coldness appear on the lower limbs, they should be treated promptly by a doctor. Care diabetic foot first of all to keep warm: winter night foot cold available multi-layer socks to keep warm, in order to improve local blood circulation. But avoid warming the feet with electric blankets, hot water bags, etc., because the diabetic foot due to neuropathy and dulled sensation, the foot has been seriously burned before the perception of pain. Second, shoes should be soft, breathable, moderate size, wide toe, do not walk far. At night, you should soak your feet in warm water and massage them to promote blood circulation in the lower limbs and improve local symptoms. Diabetic patients should not be sedentary, avoid sitting with legs crossed to avoid compression of blood vessels and nerves. In winter, you can do appropriate activities indoors, such as playing tai chi, pacing, etc., and often massage the lower limbs to promote blood circulation. Eat less or no high-protein and high-sugar supplements such as sea cucumber and protein powder. Eat more fish, skinless chicken, radish, fungus, lotus root, lettuce, cauliflower, pear and wolfberry, etc. Pay attention to controlling meal size. Pay attention to monitoring blood sugar and adjusting medication regimen. Beware of diabetic foot if the following symptoms occur: 1. Itchy, dry and sweatless skin. There is hyperpigmentation. 2, abnormal sensation in both feet, including tingling, burning pain, dull sensation or numbness, and the feeling of stepping on cotton in the feet. 3.Muscle dystrophy and atrophy of both feet, easy to have ligament damage and pathological fracture. There will also be deformation of the bones and joints of the feet. 4.The feet are cold.