Health experts told Newsweek about the threats posed by the viruses and shared the best ways to protect oneself.

The misery of the common stomach flu may be coming to an end. Pharmaceutical company Moderna has launched a large-scale Phase ...

COVID-19, influenza, RSV, and norovirus—have created what experts are calling a "quad-demic" in the U.S. Here's what to know ...

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

There have been more cases of the highly infectious norovirus this season than totals in the past several seasons, but ...

In the week of December 5, there were 91 outbreaks of norovirus reported, up from 69 the previous week. In the same period in recent years, there generally were 65 or less outbreaks per week.