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 is the leading cause of vomiting, diarrhea and foodborne illness in the US, according to the Centers for Disease Control and Prevention.

Typical household cleaners like hand sanitizer or wipes don't kill germs from norovirus. Here's what you can use instead.

As new viruses like COVID-19, bird flu, norovirus, and RSV (respiratory syncytial virus) continue to spread, vaccines have become more critical than ever. These vaccines are vital for protecting vulnerable populations,

William Schaffner: The most important thing is good hand hygiene. Washing with soap and water works the best. Those hand hygiene gels and wipes – the hand sanitizers – that people tend to use aren’t as effective against norovirus, so just wash frequently with good old soap and water. And then, of course, avoid people who are sick.

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."

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.

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.

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

The U.S. is seeing a "quad-demic" as cases of COVID-19, flu, RSV and norovirus spread at the same time. Experts said this is what you need to know.

Illinois had at least 103 outbreaks of the stomach bug norovirus in November and December – a dramatic increase from previous years, according to the Illinois Department of Public Health.

Also known as the "stomach bug" or "stomach flu," norovirus causes acute gastroenteritis, the CDC said, inflaming the stomach or intestines. Each year on average, norovirus is the attributed cause for 900 deaths in the United States, mostly in individuals 65 years of age or older.