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

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 ...

This sounds like prickly heat. It develops ... itchy red rash you describe. In more severe cases blisters also develop. It most commonly affects the hands, feet, armpits and chest, and those ...