Dec 01, · In most cases, heat rash will clear up on its own in a few days if the affected area is kept cool and dry. So cool your body in an air-conditioned room or with a fan, or take a cool shower or bath. May 14, · Red heat rash (miliaria rubra) is the most common form of this skin condition. This type is also called "prickly heat" because of its intense itching and burning symptoms. The sweat glands are blocked and the inflammation causes a red color to the rash .
Dec 22, · Heat rash is a skin condition that often affects children and adults in hot, humid weather conditions. You can develop heat rash when your pores become blocked and sweat can’t escape. Jul 27, · For adults, heat rash usually resolves within a few hours, or in more severe cases, up to a few days or weeks. There are a few possible timelines for recovery, depending on the severity of your rash.