Drug rashes can be an unwanted side effect of many medications. Learn which medications can cause these skin reactions.

Hives, or urticaria, are a particular type of rash that may require different treatment than other types ... but most commonly appear on the chest, neck, arms, and legs. If you have hives Hives ...

Unlike immediate vaccine reactions—like anaphylaxis—COVID arm rash is generally harmless and resolves with minimal treatment. However, if a reaction worsens or causes additional symptoms you ...

A stress rash looks like raised red bumps that cluster together in large welts or tiny dots. Stress rashes can appear anywhere on the body from the arms and legs to the face and back. To treat a ...

arms, face, and scalp. Heat rash usually improves on its own after cooling down or changing clothes. Managing eczema may include medical treatments like topical medications and phototherapy and ...

If a person does not receive treatment ... legs, and arms. These may have a dusky center. Other people develop a bluish rash without a clear center. According to the AAD, the rash or lump can ...