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.

They are commonly found on the head, upper trunk, and neck. Heat rash is diagnosed ... oily moisturizers, or baby powder. To ...

This rash may look like red blisters that burn or itch. Heat rash ... or a stiff neck. Read the original article on Verywell ...

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 ... be the elbows, neck, armpits, and ...