An infectious-disease doctor said that as more people gathered for the holidays, they created prime conditions for norovirus to spread.

Norovirus is hardy and can resist acid conditions (like those in the gut) and moderate temperatures (at which we wash clothes or reheat food, for example). Further, many chemicals used in cleaning ...

Norovirus is a very contagious virus that causes gastrointestinal illness in humans. It is the most common cause of illnesses from contaminated food in the United States — an estimated 20 million ...

The organizer of the P.E.I International Shellfish Festival is taking extra precautions this year after about 550 people who ...