For example, healthy mice infected with a mouse version of norovirus don't develop any symptoms (lucky critters). Then there's the fact that norovirus isn't one virus; it's many.

Norovirus has been linked to twelve outbreaks on cruise ships in 2025, sickening nearly 1,500 people, according to CDC data. The Trump administration says the ‘end game’ for tariffs is to ...

Influenza cases have been surging. RSV activity is “very high.” Signs of COVID have been mounting in sewer water, and norovirus, too, is spawning outbreaks like we haven’t seen for at least ...

Murine norovirus (MNV), a recently discovered viral agent of laboratory mice, is closely related to human norovirus, a contagious pathogen known to cause gastroenteritis. The prototype strain of ...

In the United States, more than 2,500 norovirus outbreaks are reported each year, sickening more than 20 million people a year and causing 100,000 hospitalizations. It leads to about 900 deaths ...

Start the day smarter. Get all the news you need in your inbox each morning. “So far, the total number of norovirus outbreaks for the 2024–2025 seasonal year is above the range reported during ...

Norovirus can’t be grown well in cells either, Yuan notes. In the Pipeline Despite the host of obstacles, scientists are working on clinical trials testing half a dozen different vaccine candidates.

Norovirus, also called the "stomach bug," is known to cause nausea, vomiting, and diarrhea—but those aren't the only symptoms. ... Found a Mouse in Your Home?

Norovirus, sometimes called the “winter vomiting disease” or “two-bucket disease” — because it causes both vomiting and diarrhea — is on the rise across the nation, even as seasonal ...

Cases of norovirus, a wretched and highly contagious stomach bug, are surging in parts of the United States this winter, according to government data. A new strain of norovirus, called GII.17[P17 ...

A common stomach bug is surging, according to new data from the US Centers for Disease Control and Prevention. In the week of December 5, there were 91 outbreaks of norovirus reported, up from 69 ...