With twelve norovirus outbreaks already confirmed in 2025, the cruise ship industry is on pace to set an unfortunate record without the availability of a preventive vaccine.
Last year, 18 norovirus outbreaks were confirmed on U.S.-based cruises.
According to a U.S. CDC Emerging Infectious Disease report (Volume 31, Number 4—April 2025), foodborne pathogens, led by norovirus, have impacted people's health for years.
Norovirus Outbreaks Common on Land and While at Sea
Prevalence, Severity of Pediatric Astigmatism Increased After Pandemic
Prevalence and severity of refractive astigmatism and corneal astigmatism increased among schoolchildren