A gastrointestinal outbreak was reported by the CDC on a luxury cruise ship, affecting 27 people during the Miami to Honolulu voyage. The investigation continues into the cause.

If it feels like everyone you know has been knocked out by nausea, vomiting, or diarrhea lately, you’re not imagining it.

Finland’s national women’s hockey team canceled practice Wednesday due to a stomach illness affecting at least four players, ...

Free-living amoebas aren’t just a threat to the brain. They can cause painful eye infections, particularly in contact lens users, skin lesions in people with weakened immune systems, and rare but ...