Cold heel, the following common causes: 1, lower limb vascular disease: such as vascular stenosis, the patient will have a local blood supply to the heel is insufficient, and therefore can not fight the low temperature, easy to lead to the clinical symptoms of cold heel, accompanied by limb weakness, walking difficulties, after ultrasound examination, can find the site and severity of obstruction. 2, chronic diseases: patients suffering from serious diabetes and other chronic diseases, but also Patients can make the peripheral blood circulation is impaired, and even neuroinflammatory changes, the patient will also show symptoms of cold heel, the general measurement of blood sugar will find that blood sugar is significantly high, long-term poor control, but also easy to lead to serious consequences such as diabetic foot. Therefore, once you find cold heel, you should seek timely consultation and treatment to avoid serious adverse consequences.