Medically reviewed by Daniel More, MD Key Takeaways Hives are little bumps caused by an immune system reaction and can be short-term or chronic, and typically resolve on their own.Relief can be found ...

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 ...

They’re red, they’re itchy — and they’re coming for you, just when you need them the least. Hives are a common skin condition, and they typically show up as a red, itchy rash. Known to doctors as ...

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 ...

If you've ever self-diagnosed your inflamed, itchy scalp with eczema just to have your dermatologist tell you it's actually psoriasis, you're not alone. The two conditions are extremely similar in ...