8 rashes that you may be able to recognize are listed there. Look at the 'See Other Care Guide' section. Starts from a break in the skin (such as a scratched insect bite). The main symptom is a red area that keeps spreading. This is a bacterial infection of the skin. Can be very large without being an allergy. Local redness and swelling is a reaction to the bee's venom. Kids often get mosquito bites without anyone noticing it.
Local redness and swelling is a reaction to the insect's saliva.
Many of the products used in the home can be irritating to the skin. Some babies get hives around the mouth from drooling while eating a new food. Some children get a rash if a food is rubbed on the skin. Some people get a rash where a dog or cat has licked them. Playing in the grass can cause a pink rash on exposed skin. Sap from evergreens can cause a red area. A rash in just one spot is usually caused by skin contact with an irritant.