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.

As frantically as I worked to scrub my hands and face with soap and water and get all the clothes and bedding into the laundry, I knew I would be the next person to experience norovirus in the house.

In today’s “AARP Minute,” another virus is threating older adults during the winter, plus what to think about before having parents move in with you.

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.

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

It’s the leading cause of vomiting and diarrhea in the U.S., with multiple suspected outbreaks in Washington state.

Moderna is testing a norovirus vaccine in a phase three trial. Results could be available as soon as this year.

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

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.

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.

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

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."