A similar incident happened on the cruise ship in October last year when more than 180 people became sick with a gastrointestinal illness aboard a Royal Caribbean cruise traveling through Canada.
About 90 passengers and crew on a Royal Caribbean cruise in the Gulf of Mexico have fallen sick with a gastrointestinal illness, according to the U.S. Centers for Disease Control and Prevention.
Nearly 100 fall sick on cruise ship after gastrointestinal outbreak Royal Caribbean has increased cleaning on the ship.
Royal Caribbean has increased cleaning on the ship, collected stool specimens for testing and isolated sick people, the CDC said.
"Radiance of the Seas" departed Tampa, Florida, on Saturday for a seven-day cruise around the western Caribbean, planning to visit ports in Mexico, Honduras and Belize, according to Cruisemapper.com.