Some travelers hesitant to cruise due to gastrointestinal illness outbreak aboard ship . Measures include increasing the frequency of cleaning and disinfection , isolating ill people , distributing information about proper hand-washing and hygiene as well as illness updates and regular reporting to CDC Vessel Sanitation Program officials . Cause of the outbreak has not been pinpointed yet by the norovirus . In Each year , about 1,200 passengers were sickened by norovirus on cruise ships . Each year , CDC affects about 1,200 people in Texas .
Some travelers hesitant to cruise due to gastrointestinal illness outbreak aboard ship . Cause of the outbreak has not been pinpointed yet by the norovirus . In Each year , about 1,200 passengers were sickened by norovirus on cruise ships . Each year , CDC affects about 1,200 people in Texas .