Rigorous and frequent handwashing with soap is crucial to reduce the spread of norovirus, colds, flu and COVID-19. This is ...

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 what you need to know.

As infections from three viruses—human metapneumovirus (HMPV), bird flu, and norovirus—continue to climb, infectious disease and population health experts told Newsweek about the recent rise ...

A nationwide surge in flu, COVID-19, RSV and norovirus infections is fueling concerns of a possible virus "quademic." Or is it just winter? The three respiratory viruses plus norovirus, a ...

One way to protect yourself from all viruses: Wash your hands. Seriously. Rigorous and frequent handwashing — with soap! — is crucial to reduce the spread of norovirus, colds, flu and COVID-19.

Norovirus infections jumped a stomach-turning 159% last month compared to the same span last year in NYC, where flu cases are up nearly 25% so far in 2025, city Department of Health data reveal.

Almost every winter, norovirus outbreaks spread throughout the U.S. Norovirus – or what some call the “stomach flu” – can happen at any time in the year, but is most common between ...

In the winter months, it seems few are safe from some kind of illness — flu, COVID-19, norovirus, colds. While many of the germs that cause this misery can circulate throughout the year ...

Noor said norovirus, which comes on abruptly, causing nausea, vomiting and then diarrhea, is easy to identify. But flu, COVID-19 and RSV can be more difficult to tell apart, he said, although ...

RSV, flu, COVID-19 and norovirus are on the rise in 2025. What to know. Brandon Girod. ... Norovirus causes inflammation in the stomach or intestines, called acute gastroenteritis.

"Peaks in RSV and influenza have been greater, and we may see a peak in COVID in upcoming weeks." Health departments are not required to report norovirus cases to the CDC, but Russo says it's its ...