After diabetes is diagnosed, diabetes should first be actively controlled, with strict control of hyperglycemia (including reasonable distribution of diet and glucose-lowering drugs and insulin application), as well as control of hyperlipidemia and various factors leading to early atherosclerosis, all as a long-term task to prevent diabetic extremity gangrene, so that patients develop vascular and neuropathy more slowly, lightly, and with less, and with careful care and prevention of possible foot lesions. Therefore, it is necessary to: 1. First of all, we must pay sufficient attention to the idea of foot care as an integral part of life and prevent problems before they occur. 2, develop good foot hygiene habits (1) daily wash your feet with warm water or soft soap to keep your feet clean. (2) test the water temperature with your hands before washing your feet (water temperature is appropriate to put the water to the back of your hands skin tolerance), never use hot water to soak your feet and cause burns to avoid skin damage. (3) after washing the foot, the application of dry towels gently dry, including between the toe seam, do not use a coarse cloth to rub hard and cause skin abrasions. (4) in order to protect the skin soft, not cracked, you can apply skin care oils, creams, creams, but do not apply between the toe crevices. (5) foot sweat is not suitable for absorbing water with talcum powder, to prevent pore blockage and infection. It is not advisable to wear impermeable nylon polyester socks. It is advisable to wear cotton socks or wool socks. (6) every day to check the heel, sole, toe seam, whether there are ulcers, cracks, abrasions and blisters, etc., if found foot lesions should be promptly seek medical advice, proper treatment, do not wait for the time to miss the treatment. (7) corns, calluses can not be cut by themselves, and can not use chemical agents corrosion, should be handled by a doctor. (8) Shoes and socks should be suitable and loose, and socks should be changed every day, preferably with two pairs of shoes to keep them dry. Before wearing shoes, you should check whether there are grains of sand, nails and other debris inside the shoes to avoid breakage of the soles of the feet. (9) Do not wear pointed shoes, high-heeled shoes, sandals with exposed toes and heels, and do not walk barefoot or wear slippers outside. (10) Do not use hot water bags, kettles or electric blankets to keep warm in winter to avoid foot burns. (11) cracked feet without tape, foot fungal infections to timely treatment. (12) Avoid smoking and alcohol, beneficial to the prevention and control of vascular and neuropathy. (13) Try to avoid foot injury, prevent frostbite, squeeze, choose the appropriate physical exercise program to minimize the risk factors of injury.