What are your questions about norovirus?

Cases of norovirus are surging in the United States. It’s the country’s leading cause of foodborne illnesses but there have been even more outbreaks than usual recently — hitting schools, holiday gatherings and cruise ships. It’s not just any old stomach upset either – symptoms can be severe and the virus is highly contagious and hard to stop.

​ Cases of norovirus are surging in the United States. It’s the country’s leading cause of foodborne illnesses but there have been even more outbreaks than usual recently — hitting schools, holiday gatherings and cruise ships. It’s not just any old stomach upset either – symptoms can be severe and the virus is highly contagious and hard to stop. Read More Breaking News, Latest News and Videos | CNN