Outbreaks of the stomach flu are spreading across the U.S and are far higher than average for December over the past 12 years ...

Rates of norovirus in that CDC system have reached levels at or above last season's peak in all regions of the country.

"It is too early to tell if this strain is associated with more severe norovirus disease but likely lower population immunity ...

The super-contagious gastrointestinal virus is causing outbreaks across the U.S. Here's how to protect yourself (and everyone around you) from norovirus.

Infection spikes also are being seen in Europe and other parts of the world. An infectious disease expert at Baylor College ...

There are hygiene tips to reduce the likelihood of getting sick. Public health officials are warning that the U.S. could be ...

The U.S. is seeing a "quad-demic" as cases of COVID-19, flu, RSV and norovirus spread at the same time. Experts said this is ...