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

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 ...

Cases of norovirus infections are surging, but coming up with a way to prevent them has proven to be a challenge.

One in four Americans tested for a stomach bug have ultra-contagious norovirus, according to new data released by the CDC.

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

There was an increase in outbreaks in mid-December that the department was able to pinpoint to norovirus through wastewater testing.

Norovirus, a familiar and repeat offender, is responsible for many recently increased reports of illnesses in Wyoming, ...

Flu season is here in California, but other illnesses are in full swing in the Golden State. Here are the symptoms and how ...