Norovirus, the highly contagious stomach bug that causes vomiting and diarrhea, is spiking across the US. What to know about symptoms and prevention.

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.

Last year, there were 16 outbreaks on cruise ships, from norovirus, salmonella, E. coli or other unidentified pathogens that cause gastrointestinal symptoms such as diarrhea or vomiting. That's the largest number of cruise ship outbreaks in 12 years.

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.

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.

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