Norovirus, the infamous "winter vomiting disease," is surging again across the United States. Norovirus is a highly contagious stomach bug that causes sudden, often violent bouts of diarrhea and ...

Previous immunity may be ineffective against this new variant, nicknamed Cicada. A doctor explains what you need to know.

Cases of the flu are rising rapidly across the United States, driven by a new variant of the virus, gripping more than half of the states, even as holiday travel plays out. That variant, known as ...

WASHINGTON (AP) - Flu is rising rapidly across the U.S., driven by a new variant of the virus — and cases are expected to keep growing with holiday travel. That variant, known as “subclade K,” led to ...

It may be spring, but virus season isn’t over yet. Subscribe to read this story ad-free Get unlimited access to ad-free articles and exclusive content. Flu and Covid, including a new variant called BA ...

The new variant has been detected in 25 states so far. d3sign via Getty Images A new variant of COVID-19 is spreading across the United States, according to public health officials. This version, ...

Flu is rising rapidly across the U.S., driven by a new variant of the virus — and cases are expected to keep growing with holiday travel. That variant, known as “subclade K,” led to early outbreaks in ...