Cyclospora Outbreak Expands
Health officials link a diarrhea-causing parasite outbreak to nine states.
July 24, 2026 · Updated Jul 24, 7:59pm ET
The GuardianUS cyclosporiasis outbreak expands to nine states as CDC investigates 7,400 cases
USA TODAYCyclosporiasis outbreak hits record levels. See cases by state
Washington ExaminerCDC adds four more states to cyclosporiasis outbreak investigation
Daily BeastTop Doc Sounds Alarm on New Diarrhea Outbreak
NBC NewsHow the cyclospora lettuce outbreak sparked a massive consumer trust crisis
World News GroupFDA investigating new group of diarrhea parasite cases
CNNMassive cyclosporiasis outbreak linked to four more states
Chicago Sun-TimesIllinois added to CDC's investigation into diarrhea-causing cyclosporiasis outbreak
Washington TimesOutbreak of diarrhea-causing parasite linked to four more states
Scientific AmericanIs buying lettuce off the table all summer?
Associated PressOutbreak of diarrhea-causing parasite linked to 4 more states
MS NOWFriday’s Mini-Report, 7.24.26
BBC NewsCyclospora outbreak expands to nine US states, health officials say
CNBCCDC says massive cyclospora outbreak is now in nine states
CBS NewsRestaurant visits fall, grocery store lettuce sales dip. Here's how cyclosporiasis is affecting businesses.
Business InsiderThis map shows the US' parasitic diarrhea hotspots, as 5 states see the biggest spikes in confirmed cases
37%
Left · 7
47%
Center · 9
16%
Right · 3
Pano rates the coverage Leans Left.
What happened
The CDC expanded its cyclosporiasis outbreak investigation to Illinois, Kansas, Oklahoma and Pennsylvania, bringing the outbreak linked to shredded iceberg lettuce to nine states. The newly linked states join Indiana, Kentucky, Michigan, Ohio and West Virginia, with Michigan identified as a major hotspot. Federal data cited in the reports show 4,173 laboratory-confirmed domestic cases under investigation and more than 11,500 suspected or reported illnesses this season. Officials are investigating lettuce from central Mexico, including products served at Taco Bell, as the likely vehicle.
Taylor Farms Outbreak Probes
Part of the storyline · Storyline →- Aug 3Cyclospora Outbreak DeathsLeans Left
- Jul 26Gottlieb on Food SafetyMostly Left
- Jul 24Cyclospora Outbreak Expands (this story)Leans Left
- Jul 23Taylor Farms Cyclospora OutbreakBalanced
- Jul 23RFK Jr. Outbreak ClaimBalanced
