A gastrointestinal illness has broken out this week on the Radiance of the Seas cruise ship, according to the US Centers for Disease Control and Prevention.

Royal Caribbean’s Western Caribbean Cruise promised vacationers the chance to hike Mayan ruins in Mexico and swim in the waters of Grand Cayman.

Dozens of cruise passengers are sick on a Royal Caribbean cruise ship that set sail out of Port Tampa Bay. According to the Centers for Disease Control and Prevention (CDC), 89 passengers and two crew members aboard the "Radiance of the Seas" fell ill with an unknown sickness.

The U.S. Centers for Disease Control and Prevention on Thursday warned doctors and other healthcare workers about an outbreak of Ebola cases in Uganda. The agency said although no cases have been reported in the U.

The US Centers for Disease Control and Prevention issued a health alert about an outbreak in Uganda of deadly Sudan virus disease, a viral hemorrhagic fever that is in the same family as Ebola.

U.S. health officials are telling Americans to take precautions if they travel to Uganda because of an Ebola outbreak