The Most Notorious Foodborne Pathogens

Beyond Cyclospora, several other pathogens frequently cause widespread illness and deaths, revealing common vulnerabilities in food safety.

The top 3

E. coli O157:H7's Deadliest Outbreaks: The 1992-1993 Jack in the Box E. coli O157:H7 outbreak sickened 732 people across four states, leading to four child deaths and 178 permanent injuries, and is considered "the most infamous food poison outbreak in contemporary history." E. coli O157:H7 causes an estimated 73,000 illnesses and 61 deaths annually in the U.S.
Salmonella's Widespread Impact and Common Sources: Salmonella causes more foodborne illnesses than any other bacteria in the U.S., with estimates of over 1 million infections annually, and is a leading cause of death among foodborne germs. Common sources include chicken, eggs, beef, pork, fruits, vegetables, and processed foods like peanut butter.
Listeria monocytogenes' High Mortality Rate: Listeria monocytogenes, while causing fewer illnesses than other pathogens, has a high hospitalization rate (92%) and is the third leading cause of death among foodborne bacteria in the U.S., particularly affecting pregnant women, newborns, older adults, and immunocompromised individuals. It caused 172 deaths in 2019.