What are Hives?

If you’ve ever had an allergic skin reaction to something, chances are good that you already know the answer to the question what are hives. Also known as urticaria, hives are raised bumps on your skin that usually itch. They are an allergic reaction to something you have touched or eaten. Sometimes they can change shape or spread, and they can go away in minutes or last for hours. You can find more information here: