my son is having small rashes over his body

A. hi it happens because of many reasons like allergy to something like fabric food or cosmetics,heat , sweating ,dry skin or infection. so, please dress your child in cotton clothes. keep your child well hydrated. avoid using any cosmetics. keep an eye on your child's diet . keep your child in well ventilated room. maintain good hygiene. apply thin layer of coconut oil or Cetaphil lotion on it. maintain good hygiene