Search results
Aug 18, 2023 · Heat rash is also known as miliaria or prickly heat. It is caused when ducts from eccrine sweat glands that lead to the skin's surface are blocked or inflamed. Eccrine sweat glands help your body maintain a steady temperature. When your internal temperature rises, these glands release water that rises to the surface of your skin through tiny ducts.
Heat rash is uncomfortable, but usually harmless. It usually gets better on its own after a few days. Check if you have heat rash. The symptoms of heat rash are: small, raised spots; an itchy, prickly feeling; mild swelling; The rash often looks red, but this may be less obvious on brown or black skin.
May 6, 2022 · causes. Diagnosis & treatment. On this page. Diagnosis. Treatment. Self care. Preparing for your appointment. Diagnosis. You don't need tests to diagnose heat rash. Your health care provider is usually able to diagnose it by examining the skin.
