Although there is some overlap, the triggers of hives and other rashes can differ. For instance, contact dermatitis causes rash due to irritation, heat, or direct physical contact with an allergen ...

heat, cold, and pressure on the skin." Hives are actually a type of rash. However, not all rashes are hives. "Rashes occur on ...

Home remedies and self-care techniques, such as cold compresses, calamine lotion, and oatmeal baths, can help soothe heat rash symptoms. Heat rash, also known as miliaria, sweat rash, or prickly ...