Norovirus sickens over 300 on cruise ships

Nearly 80 people got sick in a norovirus outbreak on a Holland America Line cruise. Among the 1,923 guests on its ...
Holland America Line’s Zuiderdam reported 74 cases of illness during a December voyage, prompting a CDC investigation.
They get more attention on cruise lines because ship owners are required to report the data. Worldwide, norovirus is the leading cause of acute gastroenteritis (inflammation of the stomach or ...