MORE than 140 people on board a Royal Caribbean cruise ship suddenly fell ill on-board during a round-trip to Mexico. Some travelers were left vomiting, while others were suffering from diarrhea.

The mystery gastrointestinal illness broke out onboard the Navigator of the Seas, a Royal Caribbean ship, on a round-trip to from the US to Mexico. Some 134 of the 3,914 guests fell ill, along with 11 crew members. Symptoms included sickness, abdominal cramps and diarrhoea.

The U.S. Centers for Disease Control and Prevention has announced that an unknown illness sickened several people aboard a cruise ship earlier this month.