What is diabetic foot Diabetes is caused by a complex interaction between peripheral neuropathy, microvascular disease, macrovascular disease and poor hygiene. Diabetic patients often suffer from foot infections that cause gangrene of the foot and lower mechanics, called “diabetic foot”. It is characterized by numbness, dullness, coldness and pain in the foot. Once the disease develops, due to its complexity and difficulty in treatment, it can face consequences such as amputation. Diabetic foot lesions are therefore one of the most dreaded and serious complications of diabetes. Diabetic patients have high blood glucose viscosity and poor blood circulation, so once a wound appears on the foot, it is easily infected and does not heal easily. Since diabetic foot patients have no sensation in their lower limbs, some patients are not aware of the water burns when they wash their feet or are bitten by rats when they sleep, and the wound becomes seriously infected and cannot heal, so they can only choose to have their limbs amputated. Actively prevent diabetic foot Although diabetes is a lifelong disease, complications such as diabetic foot can be prevented, as long as the prevention of health care properly, can completely avoid complications resulting in death and disability. 1, a reasonable diet, control the intake of sugar and protein to avoid aggravating the symptoms of diabetes; 2, control smoking, smoking can aggravate atherosclerosis, can cause small blood vessel spasm, aggravate the lower limbs and foot ischemia; 3, strengthen functional exercise, especially walking, swimming, cycling is very good for promoting foot blood flow; 4, do not wear too thin, too narrow, too pointed shoes, because that will squeeze your 5, avoid unnecessary trauma, such as: check whether there is a foreign body, bulge before wearing shoes, to avoid stabbing and friction injuries; do not wear sandals, not to mention barefoot walking, to avoid scratches, stabs and cuts; 6, do not cross your legs, to avoid reducing the blood flow of the foot; 7, when your foot has weakened sensation or numbness, do not contact too hot, too cold substances for a long time, to avoid burns or Frostbite; 8, when you find yourself suffering from diabetes, apply blood sugar control drugs regularly to bring your blood sugar down to normal, and always care for your feet. When there is an abnormal change in the color, temperature and touch of the skin of the foot or some minor trauma, please see a professional doctor in time.