Usually, diaper rash is the result of an irritation, infection, or allergy. Also, starting new foods can change the content and frequency of a baby's poop, which can sometimes lead to a diaper rash.

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Medically reviewed by Casey Gallagher, MD Armpit rashes can be caused by allergic reactions, infections, and chronic ...

If you have a nickel allergy, the best way to avoid symptoms is to avoid objects containing nickel. To avoid exposure and reduce symptoms, board-certified dermatologists recommend following these tips ...