If you notice red, itchy welts suddenly popping up on your skin, you may start to panic. Are you having an allergic reaction? Did you catch something contagious? But your mystery rash may have a much ...

Doctors call it "urticaria," but everyone else calls it "hives." We're talking about the incredibly itchy, swollen rash that can suddenly show up on skin, without warning, only to disappear and show ...

Seborrheic dermatitis is an inflammatory condition leading to scaly skin rashes. It can appear on many areas of the body, including the chest. While it can affect people of any age, it is most common ...

We usually think of COVID-19 as a viral illness that causes respiratory symptoms, like congestion, sore throat and a cough. But, like a surprising amount of other viruses, the coronavirus can also ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Picture this: You’re going about your day, when all of a sudden you spot a red, splotchy rash on your ...

Casey Gallagher, MD, is a dermatologist and clinical professor in the Department of Dermatology at the University of Colorado Denver. Grover's disease is a rare skin condition that causes a severe ...

Share on Facebook. Opens in a new tab or window Share on Bluesky. Opens in a new tab or window Share on X. Opens in a new tab or window Share on LinkedIn. Opens in a new tab or window "Medical ...