The main signs of COVID-19 are respiratory symptoms, like congestion and a cough. But COVID-19 can also cause skin rashes, dermatologists say. And the coronavirus is just one of many viruses that may ...

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 ...

Understanding the causes of allergic reactions and rashes can help you find relief faster and prevent future flare-ups Allergic reactions and rashes affect millions of people worldwide, often ...

Weill Cornell Medicine researchers have discovered that PD-1—a molecule best known for putting the brakes on immune cells—also plays a critical role in helping T cells become long-term immune ...

You’re sitting in a meeting or watching a movie when it strikes, that maddening itch deep in your ear canal that no amount of discreet finger wiggling seems to satisfy. Most of us brush off these ...

As it does with other pathogens, your immune system sees drugs as foreign invaders to be expelled from your body. But exploiting this process could reduce the side effects of chemotherapy.

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 ...