#askexperts what to do in rases

A. Heat rash or prickly heat happens because your child's sweat glands aren't fully developed. They can get blocked if she gets too hot. When this happens, sweat can get trapped under the skin and form small lumps or blisters. This is why newborn babies often get heat rash in summer or in hot, humid climates apply coconut oil or Lacto Calamine lotion