Norovirus, aka Norwalk virus, named after a town in Norwalk, Ohio, where the first outbreak occurred in 1968, is a highly contagious virus that can wreak havoc on communities across America and ...

Surging case numbers this winter could be explained by rise in a new variant, a post-lockdown rebound and improved ...

Berries linked to norovirus and hepatitis A led the FDA to adjust food safety protocols. Here, experts explain how to safely ...

Then there's the fact that norovirus isn't one virus; it's many. There are 49 different genotypes of norovirus, which have been categorized into 10 "genogroups." It's unclear if protection against ...

In extremely rare cases, people sickened with norovirus require hospital treatment. The virus is highly transmissible, which is partly why the virus does the rounds every winter. After all ...