Medically reviewed by Jurairat J. Molina, MD Acute urticaria (hives) is a common skin condition that affects up to 20% of people at some point in their lives. It can transition into chronic urticaria ...

There are many different types of hives -- urticaria -- with many different causes. In most cases, these puffy, red, or skin-colored bumps and wheals appear suddenly due to an allergic reaction to ...

Opens in a new tab or window If you're being treated for hives, your physician will want to hear what you think about your treatment. Is it working? Are your symptoms improving, staying the same ...