For other uses, see Serial killer (disambiguation). A serial killer is typically a person who murders three or more people, usually in service of abnormal psychological gratification, with the murders taking place over more than a month and including a significant break (a cooling off period) between them.
Heat rash (prickly heat) is a red or pink rash usually found on body areas covered by clothing. It can develop when the sweat ducts become blocked and swell and often leads to discomfort and itching. Heat rash is most common in babies, but it may affect adults in hot, humid climates.
Ice cubes in a sealed plastic bag can help cool skin and remedy heat rash. Aloe vera is commonly used to relieve heat rash. An ice pack can help with a heat rash. Heat rashes are common during the summer. Avoiding ointments or thick creams is best when treating a heat rash.