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.

The CDC is warning of an overall "high level" of respiratory illness in the U.S., with COVID, the flu, RSV and norovirus all going around. Pediatrician Dr. Dylan Hes joined CBS News to talk about it.

To avoid catching the virus, colloquially known as "stomach flu," wash your hands with soap and water, and avoid touching your face. Alcohol-based hand sanitizers are not effective against it.

Lehigh Valley’s health networks are seeing abnormally high cases of the stomach bug that’s taking a large number of people out of action and leaving them stuck in the bathroom.

New CDC data indicates a rise in cases of norovirus, often colloquially referred to as "stomach flu." Test positivity has spiked.

Pomerene's Katie Wright suspects people are treating flu-like symptoms at home. "From a clinical perspective, we're not seeing an uptick in numbers."

Norovirus cases are significantly increasing in the US and Canada. Moderna is developing an mRNA-based vaccine, currently in Phase 3 clinical trials, with the potential to be the first approved Norovirus vaccine by 2026.

If you're ill with the "stomach flu," you're not alone. Norovirus is surging across Arizona, is highly contagious and spreads rapidly.

Doctors in the United States are warning everyone to look for dehydration as an important symptom of norovirus infection, which has seen a significant rise across the country this winter season. According to experts,

William Schaffner: Norovirus is an intestinal virus that can make you very, very sick. It is indelicately called winter vomiting disease, and it begins suddenly, often with an explosive vomit that then repeats itself.

In addition to the respiratory illnesses making their mark, a particularly nasty strain of norovirus, better known as the stomach bug, has been circulating throughout South Jersey and the surrounding areas.

But right now, the country is seeing even more norovirus activity than usual, according to the most recent CDC estimates. “This year, the number of reported norovirus outbreaks have exceeded the numbers that we’ve seen recently and in the years before ...