Hives are a type of rash that are usually caused by an allergic reaction, a bacterial infection, or even stress.

"Hot and sunny" may seem like a good summer forecast—unless you get too much heat and sun. High temperatures and sun exposure can lead to skin problems like heat rash—a short-lived rash that resolves ...

Sarah Neal was spending her summer in rural Texas when she woke up one day with a strange, crawling sensation on her skin. However, little did she know, it would turn into a rapidly spreading rash ...