Hives usually aren’t a sign of a serious medical condition. But their sudden appearance may merit a trip to urgent care or the emergency room if they show up along with other symptoms. Hives are itchy ...

If over-the-counter antihistamines aren’t effective for you, your doctor may recommend H2 blockers, steroids, biologics, or ...

Both bug bites and hives can cause red, itchy bumps on your skin. While it can be difficult to tell them apart, learning key features and characteristics of each can help. Hives and bug bites are ...

A growing number of people have reported developing unexpected skin rashes during or after a COVID-19 infection, leading ...

A common symptom of Lyme disease is a bullseye-shaped rash. However, many other conditions may cause a similar rash, including ringworm, fixed drug reactions, and allergic reactions to insect bites.

Many conditions can cause rashes on an infant’s or child’s chest. These include fungal, bacterial, and viral infections, such as chickenpox, or allergic reactions, such as hives. Children’s rashes and ...

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 ...