Is it simply heat rash, or could it be a more persistent skin condition like eczema? Learn how to spot the difference.

Heat rash, also known as prickly heat or sweat rash, is a common name for a skin condition called miliaria. This is a rash ...

Miliaria rubra is a type of heat rash or prickly heat that happens when sweat becomes trapped under the skin. Children tend to get it more than adults because their sweat glands are still developing.

Have you ever wondered why some people struggle with heat rash every summer while others appear to navigate the hot weather with no issues at all? We asked a dermatologist to explain what causes ...