1, detail one: diabetic patients due to hyperglycemia caused by systemic peripheral nerve, microcirculation and vascular disease, resulting in microcirculatory disorders and vascular disease so that the skin vessels can not expand normally, the reduction in blood supply also makes the skin does not have enough blood to take the heat away, so that the heat in the local aggregation of burns. 2, detail two: a lot of foot bath people, including diabetic patients, in the time of foot bath, like the relatively high water temperature. For normal people, high water temperature but can promote blood flow and eliminate fatigue. However, for diabetic patients, the relatively high water temperature is not suitable, first of all, diabetic patients can not correctly determine the water temperature, if the water temperature is too high, it is easy to scald, so as to lay the groundwork for the diabetic foot. 3, detail three: in the place of foot bath, hygiene conditions may be lacking a little, and for patients with diabetes, diabetes treatment experts say that it is necessary to maintain hygiene. Because due to the condition, the infection of diabetic patients is reduced. If the time in the foot bath, hygiene is not good, it is easy to lead to infection. 4, detail four: soaking foot bath, there will generally be massage technicians massage feet. However, for diabetic patients, if you do not choose a good professional massage technician, it is easy to improper massage methods and lead to foot problems: such as excessive force, resulting in skin damage; massage points are not right, will cause foot pain and so on. These also become a factor in the occurrence of diabetic foot.