Diabetic foot is a disease state in which ulcers and gangrene occur in the lower limbs of diabetic patients due to neuropathy that reduces the protective function of the lower limbs and macrovascular and microvascular lesions that cause inadequate arterial perfusion resulting in impaired microcirculation. The diabetic foot is a serious complication of diabetes and is one of the major causes of disability and even death in diabetic patients, which not only causes pain to patients but also adds a huge economic burden to them Diabetes Chronic peripheral neurological complications in patients, especially sensory complications in diabetic patients, result in loss of sensation or abnormalities. For example, numbness at the ends of the limbs, especially in the feet, walking with a sensation as if stepping on cotton, or a feeling of pins and needles, are all peripheral nerve complications in diabetic patients. On top of the peripheral vascular and nerve complications, skin breakdown occurs due to inadequate protective measures, inappropriate shoes, socks, nail clipping, etc. Immediately after the skin breakdown, a series of symptoms occur, such as ulcers that do not heal for a long time, rapid deterioration, bad odor, etc. Then this series of problems are called diabetic foot. Chronic peripheral vascular complications in diabetic patients, this peripheral vascular complication in the early stage due to the gradual narrowing of the vascular lumen, a series of clinical manifestations, including the patient’s lower limbs numbness, pain, walking distance is getting shorter. Most patients with diabetic foot are treated with insulin, but the long-term use of insulin has certain side effects and also brings serious inconvenience to the life of patients. How to prevent diabetic foot: 1, to wear suitable loose shoes and socks, before wearing shoes to pay attention to the shoes have no stones, coins and other sharp objects, in order to prevent sticking on the soles of the feet. 2, pay attention to the water temperature before washing the feet, to avoid the water temperature is too high, scalding the feet. 3.After washing the feet, pay attention to gently dry with a towel to avoid roughness, and pay attention to check whether there are cracks and small wounds between the toes. 4, regularly check whether the toenails need to be trimmed to avoid damage to other toes. For the prevention of diabetic foot or pay attention to the small details of life in general, care for your foot health.