During the week of Dec. 5, the CDC reported 91 cases of norovirus, more commonly known as the stomach flu, which is over double the highest number recorded between 2021 and 2024.

CDC Reports Rise in Norovirus Cases. The CDC has reported 91 outbreaks during the week of December 5, up from an average of 65 during the same period from 2012 to 2020.

Certain areas of the United States are seeing spikes in cases of norovirus, a highly contagious stomach bug, health experts said. The Centers for Disease Control and Prevention reported 91 ...

A CDC spokesperson said the agency is monitoring norovirus outbreaks through its CaliciNet laboratory database and pointed to a surge of GII.17 strains in Asia and Europe in 2014 that was followed ...

First, the good news: While food poisoning symptoms can linger for up to a week, Dr. Dasgupta says most cases clear up in a ...

The CDC notes that norovirus can found in both vomit and feces "even before you start feeling sick." "The virus can also stay in your poop for 2 weeks or more after you feel better.

Norovirus outbreaks on cruise ships are spiking in 2025, with 16 reported incidents so far, ... according to CDC records. Norovirus was also the cause in many of those cases.

(WFRV) – Officials with the CDC released norovirus data that showed there were more reported outbreaks in 2024 compared to the same time period in 2023. Centers for Disease Control and ...

So far this year, there have been 16 illness outbreaks reported on cruise ships in the CDC's jurisdiction, mostly from norovirus, compared with 18 outbreaks in all of 2024 and 14 in 2023, VSP ...

With the decrease of GII.4 outbreaks since 2024, whether GII.17 viruses will continue to cause an earlier onset of the norovirus season cannot yet be determined," the CDC researchers wrote.