what cause itching all over
Causes of Itching all Over the Body. All-over-body itching can be caused by a variety of conditions. Itching, also called pruritus, commonly occurs due to skin disorders, and may affect sleep or quality of life if the condition is severe. Rooted in the nerve endings, itching all over the body is called generalized pruritus.
Itch facts. 1  The medical term for itching is pruritus. 2  Infections, bites and stings, infestations, chronic diseases, allergic reactions, sun exposure, and dry skin are among the numerous causes of itching.