They are commonly found on the head, upper trunk, and neck. Heat rash is diagnosed based on its appearance. A healthcare ...

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

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 ...

Sweat is unable to get through the pores of the skin, which becomes irritated and causes a rash to develop. There are different severities of heat rash. The mildest and most common types look like ...

Heat rash, also known as prickly heat ... and usually appears in the creases and bends of elbows and knees, hands, feet and scalp. On lighter skin, eczema will appear as red and inflamed.