CDC Reports Norovirus Outbreak on 5 Cruise Ships Affecting 1,200 Passengers
• A norovirus outbreak struck five cruise lines departing from US ports between April 6-7, 2026, sickening 1,237 passengers and 157 crew with vomiting and diarrhea. • Ships including Royal Caribbean's Icon of the Seas and Carnival's ships reported attack rates up to 12%, with Florida and California ports most impacted. • CDC attributes surges to post-winter travel rebound; experts warn of 20 million annual US cases costing $5.5 billion, urging hand hygiene.
cnn.com

