Norovirus has been linked to twelve outbreaks on cruise ships in 2025, sickening nearly 1,500 people, according to CDC data.

Norovirus outbreaks on cruise ships are spiking in 2025, with 13 reported incidents so far, nearly as many as all of last ...

New ‘dominant’ strain of norovirus sparking outbreaks on cruise ships - Twelve outbreaks of the gastrointestinal illness have ...