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

PALO ALTO, Calif. -- Hives and rashes are some of the symptoms infectious diseases specialists are getting calls about after people test negative for COVID. They may start on your knees or arms and ...

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 ...

Vitamin B supplements can cause skin rashes, hives, and flushing if taken in excess. Learn about potential side effects and when to consult a healthcare provider.

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 ...