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Story summary
- The U.S. Centers for Disease Control and Prevention confirmed a norovirus outbreak aboard the AIDAdiva cruise ship, affecting nearly 100 passengers and crew from November 10 to December 16, 2025.
- Aida Cruises reported 95 passengers and six crew members experienced diarrhea and vomiting.
- The CDC was notified on November 30, 2025.
- This incident adds to 21 gastrointestinal illness outbreaks on cruise ships in 2025, with 16 attributed to norovirus.
