New CDC data indicates a rise in cases of norovirus, often colloquially referred to as "stomach flu." Test positivity has ...

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 ...

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

“Commonly known as the stomach flu, norovirus has been around forever, and has become the leading cause of gastroenteritis or ...

An Ontario public health official says they've detected norovirus among a group of 190 people reporting symptoms of ...

Health care providers are not required by law to report norovirus cases to the state health department, so the data reflect ...

Wastewater data in Greater Boston shows that levels of norovirus are “high” — and are at their highest since that tracking ...

Despite millions of cases of norovirus in the U.S. each year—and a current surge in outbreaks—there is still no vaccine for ...