More than four years since the coronavirus ignited a global pandemic, the virus officially named SARS-CoV-2 keeps evolving — and so does our understanding of how it works. Some of our early ...

Do you have a sore throat, a runny nose and muscle aches? It could be a common cold, a case of the flu -- or COVID-19. The illnesses all share similar symptoms, sometimes making it hard to distinguish ...

A new program from eMed and the NIH offers free tests and treatments, and you don't even need to leave your home.

President Donald Trump on Friday announced a new public-private partnership to expand coronavirus testing capabilities around the country. The partnership will include drive-thru testing in some ...

A new COVID variant known as the "XEC variant" is raising questions and capturing the attention of researchers heading into the fall and winter season. The variant has been largely spreading overseas ...