Norovirus, often mistakenly referred to as the "stomach flu," is a
highly contagious virus that causes gastroenteritis, an inflammation of the stomach and intestines.
It's a common culprit behind outbreaks of vomiting and diarrhea affecting millions worldwide each year.
The primary symptoms of norovirus infection are vomiting and diarrhea.
Other symptoms may include nausea, abdominal cramps, fever, headache and body aches.
Norovirus spreads easily through contaminated food or water,
contact with an infected person or touching contaminated surfaces.
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