Medically reviewed by Brendan Camp, MD Polymorphic light eruption (PMLE), commonly known as a sun rash or sun poisoning, is a ...

Breaking out in a rash after exposure to sunlight is not uncommon – here’s what you need to know about sun allergy.

Signs of sun allergy can include an itchy, painful, blistering, or peeling rash ... to sunlight exposure. PMLE symptoms usually develop within hours to four days after sun exposure, and you ...

A chlorine rash is a reaction to chlorine, which is often added to pool water to help disinfect it. Some preventive steps, including bathing after exposure ... hives or small bumps rash or ...

Hives, which are red, itchy bumps that appear on the ... "It is a rare condition that results in rashes or hives." Symptoms can begin shortly after exposure and can last for about two hours.