A norovirus infection is characterized by sudden vomiting and diarrhea. Outbreaks are often seen on cruise ships, in ...

Illness caused by norovirus typically starts suddenly, with symptoms developing 12 to 48 hours following exposure to the ...

Cases of a wretched stomach bug are surging in parts of the United States this winter, according to government data. The most ...

According to the CDC, during the week of December 5 alone, 91 outbreaks of norovirus were reported, an increase from late November.

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