Here's what you need to know about norovirus, or the stomach flu. According to the CDC, "norovirus is a very contagious virus" that causes acute gastroenteritis, an inflammation of the stomach or intestines and leads to vomiting and diarrhea.

If COVID-19 taught us anything it's that washing your hands is often the best thing to do to prevent the spread of infections, including norovirus.

A norovirus infection is characterized by sudden vomiting and diarrhea. Outbreaks are often seen on cruise ships, in congregate living situations like nursing homes and jails, as well as schools and places where people are close together. Here are a few things to know about the virus.

Any affected person, they shed billions of viral particles while they're sick. And it only takes about 10 virus particles to make someone sick.”

The holidays may be over, but the norovirus appears to be sticking around. Dr. Danish Ali shares help on how to protect yourself from the contagious illness.

The dreaded norovirus illness known for severe bouts of vomiting, diarrhea and cramps is making life miserable for an increasing number of people as the illness surges.

UW Health's Dr. Bill Hartman discusses a rise in norovirus cases in the U.S. and how smoking cigarettes impacts life expectancy.

On the week of Dec. 5, the CDC reported 91 cases of the virus ― over double the highest number recorded between 2021 and 2024.