CDC logs 21st cruise norovirus outbreak in 2025
The CDC’s Vessel Sanitation Program confirmed a norovirus outbreak aboard Aida Cruises’ AIDAdiva, with 95 passengers and six crew reporting vomiting and diarrhea during a Nov. 10–Dec. 16 voyage that includes U.S. ports. The cruise line notified CDC on Nov. 30, implemented enhanced cleaning, isolated ill persons and submitted stool samples; CDC says this marks the 21st cruise-ship norovirus outbreak reported this year.
📌 Key Facts
- Ship/voyage: AIDAdiva, Nov. 10–Dec. 16, departing Hamburg with stops including the U.S., Mexico and Costa Rica
- Cases: 95 passengers, 6 crew symptomatic out of ~2,000 passengers and 640 crew
- Actions: Increased sanitation, isolation of ill, stool testing, and consultation with CDC; CDC notification on Nov. 30