Itchy body may be diabetes, but also may be dry skin, pruritus and other causes. Diabetic patients with disorders of glucose metabolism in the body can cause itchy skin symptoms, especially vulvar itching, if the complication of diabetic peripheral neuropathy can also cause itchy skin or other sensory abnormalities, so itchy body may have diabetes. However, itchy body can also be caused by other factors, such as too dry skin can also cause itching, which is a normal physiological phenomenon; in addition, pruritus, urticaria and other skin diseases can also cause itchy body. It is recommended to go to the hospital after eliminating physiological factors when itching occurs.