Health Officials Working To Identify How Stomach Bug Outbreak BeganHealth officials in two states have zeroed in on what's making hundreds of people sick with a stomach bug. But investigators still don't know what's triggering cases in 13 other states.
New Stomach Bug Strain Moving Into United StatesIf you're sick with vomiting and diarrhea, it's just a run-of-the-mill norovirus, right? The kind that easily spreads on cruise ships, schools and nursing homes. Well, yes and no.