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 ...

How you can catch norovirus twice. From September 1, 2024 through the end of December, health officials reported 56 norovirus outbreaks across the country, spanning 10 different genotypes, or strains.

This year, the U.S. has seen an unprecedented rise in cases of norovirus, according to data gathered by the CDC. Here's what ...

But this time of year, another virus typically increases in spread, and causes more unpleasant, if short-term, symptoms. Here ...

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 ...

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 ...

Norovirus is the leading cause of foodborne illness in the United States, responsible for 58 percent of such infections acquired in the country each year, according to the CDC.

It's going to be norovirus 99% of the time during this season. In particular, if the illness begins with a sudden, explosive vomiting episode, that's noro (ph).