Itching without anything on the body may be caused by dry skin, or it may be caused by diseases such as pruritus. 1. Dry skin: dry weather or dehydrated skin may cause varying degrees of itching of the skin without anything on the surface of the skin, thus manifesting itself as itching without anything on the body. 2. Pruritus: a skin disease that refers to itchy skin without primary skin damage, possibly related to nerve endings sensitivity, diabetes, liver disease, kidney disease. The main manifestation of itchy skin, can be limited to the vulva, perianal, limbs and other parts of the body, can also be issued in the whole body, with or without dry and flaky skin, skin scratches and other symptoms. It may also manifest as itching without anything on the body. There are many other causes of itching without anything on the body, and attention should be paid to identify the cause of the disease and follow the medical advice for further treatment or therapy.