CDC Grandeur of the Seas was struck during back-to-back cruises ending Saturday . During the ship 's April 5 to April 12 cruise , 105 of the nearly 3,000 passengers and crew were affected -- primarily with vomiting and diarrhea , the disease agency said . That wo n't stop it from setting off Saturday for a third cruise . The Royal Caribbean 's is a common cause of diarrhea and vomiting among cruise ship passengers . It causes Three Baltimore deaths per year , CDC says .
CDC Grandeur of the Seas was struck during back-to-back cruises ending Saturday . That wo n't stop it from setting off Saturday for a third cruise . The Royal Caribbean 's is a common cause of diarrhea and vomiting among cruise ship passengers . It causes Three Baltimore deaths per year , CDC says .