As if cold and flu season weren't bad enough, this winter is turning out to be a particularly bad one for stomach bugs. By Dec. 11, 495 outbreaks of norovirus had been reported nationwide ...

Norovirus, aka the stomach flu, is surging across the United States as 2025 begins. Here's what to know about norovirus symptoms, how it spreads, and prevention.

Norovirus, aka stomach flu, in 2023: What to know about symptoms and treatment Norovirus causes vomiting and diarrhea. Here's what you need to know about symptoms, treatment and prevention.

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.

Stomach flu symptoms Symptoms usually develop between 12 to 48 hours after a person is exposed to norovirus. It is also possible for someone to never show symptoms of the virus but still be ...

Almost every winter, norovirus outbreaks spread throughout the U.S. Norovirus – or what some call the “stomach flu” – can happen at any time in the year, but is most common between ...

As if cold and flu season weren't bad enough, this winter is turning out to be a particularly bad one for stomach bugs. By Dec. 11, 495 outbreaks of norovirus had been reported nationwide, compared to ...

Moreover, there are many types of norovirus that cause stomach flu, and infection from one offers no help against another. The US Centers for Disease Control is warning Americans about widespread ...

Other symptoms can include fever, headache, and body aches. While it might be described as the stomach flu, norovirus is not related to the flu, according to the CDC.

Seasonal flu and norovirus are circulating right now. But which illness do you have? ... You may hear people refer to the stomach flu colloquially, but it's not an actual medical condition.

Norovirus infections jumped a stomach-turning 159% last month compared to the same span last year in NYC, where flu cases are up nearly 25% so far in 2025, city Department of Health data reveal.