When your skin is red, itchy, and irritated, it could be a rash or it might be hives. We spoke with experts to learn how to ...
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 ...
The scientific name for this rare condition is aquagenic urticaria. Hives — a type of itchy rash — develop rapidly after the skin comes into contact with water, including sweat or tears.