Hives (urticaria) may appear as pink-red bumps, or patches on your skin, and are very itchy. They are often signs of an allergic reaction but can also be idiopathic, meaning the cause is unknown.

Some people experience a flare-up of hives that goes away on its own. Other people may have hives that come and go daily. Hives are itchy, raised bumps on the skin. Doctors diagnose chronic hives in ...

Hives are a type of rash that results from an allergic reaction, insect bite, infection, and more. You can identify hives by pressing down on the bump — if it turns white, it's a hive. You should see ...