Coverage dated July 20, 2026 to July 25, 2026

CDC expands cyclosporiasis outbreak to nine states

Headline from Honolulu Star-Advertiser, on the newest of 6 developments

A large outbreak of cyclosporiasis associated with iceberg lettuce has been linked to another four states, according to the Centers for Disease Control and Prevention.

Honolulu Star-Advertiser's own description from its feed. We collect headlines and these descriptions, not full articles; read the original reporting below.

Earlier updates in this story

Developments in this update

6 dated developments, oldest first, newest marked. Each is named by one outlet's own headline; open its reports to see every outlet that covered it.

  1. Alabama reports 28 cases of cyclosporiasis as health officials investigate outbreak

    Headline from Rocket City Now ·

  2. Tracking the largest cyclosporiasis outbreak in the US

    Headline from KESQ Palm Springs ·

  3. CDC reports 4,173 Cyclospora cases, investigates 7,400 more

    Headline from BNO News ·

  4. FDA investigating Cyclospora outbreak linked to 72 cases

    Headline from WWLP Springfield ·

  5. Cyclospora cases confirmed in Duval and St. Johns counties as CDC tracks multi-state outbreak

    Headline from First Coast News ·

  6. Newest

    CDC expands cyclosporiasis outbreak to nine states

    Headline from Honolulu Star-Advertiser ·

4 reports not tied to one development ·

Read the reports

Reports & sources

119 articles, oldest first.

  1. WLNS Lansing

    Cyclosporiasis outbreak in Michigan exceeds 6,000 cases (opens WLNS Lansing)

    Published

    WLNS Lansing's feed description

    More than 100 people have been hospitalized with a parasitic illness causing “explosive” diarrhea, health officials say.

  2. Fox2 Detroit

    Cyclosporiasis Michigan outbreak: Cases cross 6,000 this week (opens Fox2 Detroit)

    Published

    Fox2 Detroit's feed description

    The cyclosporiasis outbreak in Michigan continues to expand, with cases crossing more than 6,000 into the new week. Michigan cyclosporiasis outbreak The Michigan Department of Health and Human Services reported 6,148 cases Monday, which is up from just over 5,000 on Friday.

  3. WHO 13 Des Moines

    Cyclosporiasis cases continue to climb in Iowa (opens WHO 13 Des Moines)

    Published

    WHO 13 Des Moines's feed description

    DES MOINES, Iowa -- Cases of cyclosporiasis have surpassed 100, according to Iowa Health and Human Services. According to HHS, there have been 112 laboratory-confirmed cases so far this year, with 110 being reported since May 1.

  4. Rocket City Now

    Alabama reports 28 cases of cyclosporiasis as health officials investigate outbreak (opens Rocket City Now)

    Published

    Rocket City Now's feed description

    Alabama health officials are monitoring 28 cyclosporiasis cases amid a national probe into a foodborne illness linked to produce. Most cases are in Northern Alabama.

  5. The Brunswick News

    Michigan's cyclosporiasis cases rise above 6,500 (opens The Brunswick News)

    Published

    The Brunswick News's feed description

    DETROIT — The number of cyclosporiasis cases in Michigan since June 22 rose to 6,571 as of Tuesday morning, a 6.9% increase over Monday's case count of 6,148. The Michigan Department of Health and Human Services reported 423 additional cases…

  6. WLNS Lansing

    Cyclosporiasis cases up to more than 6,500 in Michigan (opens WLNS Lansing)

    Published

    WLNS Lansing's feed description

    LANSING, Mich. (WLNS) — More than 6,500 cases of cyclosporiasis have been confirmed in the state of Michigan, according to the state's Department of Health and Human Services. As of July 21, the state has 6,571 cases statewide, according to the Michigan Department of Health and Human Services.

  7. WOOD TV8

    Cyclosporiasis cases rise to more than 6,500 in Michigan (opens WOOD TV8)

    Published

    WOOD TV8's feed description

    More than 6,500 cases of cyclosporiasis have been confirmed across Michigan, according to the state's health department.

  8. Border Report

    El Paso health officials investigate 7 cyclosporiasis cases (opens Border Report)

    Published

    Border Report's feed description

    The El Paso Department of Public Health is investigating seven reported cases of cyclosporiasis, though no common source of exposure has been identified.

  9. Fox2 Detroit

    Cyclosporiasis Michigan outbreak: Case count at 6,571 Tuesday (opens Fox2 Detroit)

    Published

    Fox2 Detroit's feed description

    The cyclosporiasis outbreak in Michigan continues to expand, with cases topping more than 6,500 Tuesday. Michigan cyclosporiasis outbreak The Michigan Department of Health and Human Services reported 6,571 cases Tuesday, which is up from just over 6,100 on Monday.

  10. KEYT Santa Barbara

    Cyclosporiasis outbreak in the US, by the numbers (opens KEYT Santa Barbara)

    Published

    KEYT Santa Barbara's feed description

    By Deidre McPhillips, CNN (CNN) — Some US states are facing a large and growing outbreak of diarrhea caused by cyclospora, a microscopic parasite that can contaminate fresh food or water. Iceberg lettuce supplied by Taylor Farms has been recalled, and it’s likely that contaminated products have alre…

  11. Lamag

    What to Do and What to Avoid During the Cyclosporiasis Outbreak (opens Lamag)

    Published

    Lamag's feed description

    With the diarrhea-causing cyclosporiasis parasite still on the loose across the United States, it is crucial to take precautions when consuming iceberg lettuce and other produce

  12. Seattle Times

    Cyclosporiasis cases in the United States hit record high (opens Seattle Times)

    Published

    Seattle Times's feed description

    Officials are still investigating what’s behind the recent spate of illnesses caused by cyclospora, a parasite transmitted through contaminated food and water.

  13. The Boston Globe

    Cyclosporiasis cases in the US hit record high (opens The Boston Globe)

    Published

    The Boston Globe's feed description

    Federal health officials have confirmed another 2,500 cases of the parasitic infection.

  14. KESQ Palm Springs

    Tracking the largest cyclosporiasis outbreak in the US (opens KESQ Palm Springs)

    Published

    KESQ Palm Springs's feed description

    By Deidre McPhillips, CNN (CNN) — Some US states are facing a large and growing outbreak of diarrhea caused by cyclospora, a microscopic parasite that can contaminate fresh food or water. Iceberg lettuce supplied by Taylor Farms has been recalled, and it’s likely that contaminated products have alre…

  15. Pix11

    Over 11,000 cases of cyclosporiasis reported in the US: CDC (opens Pix11)

    Published

    Pix11's feed description

    NEW YORK (PIX11) -- The foodborne illness making headlines for causing severe diarrhea is spreading across the nation, with cases exceeding 11,000 since the beginning of May, according to the CDC. Cyclosporiasis is caused by a microscopic parasite that can contaminate food and water, including raspb…

  16. MyStateline

    Illinois reports more than 400 cyclosporiasis cases as health officials investigate spike (opens MyStateline)

    Published

    MyStateline's feed description

    Health officials in Illinois and across the country are investigating an unusually large outbreak of cyclosporiasis, with more than 400 cases reported in the state alone so far this year.

  17. WLNS Lansing

    Cyclosporiasis outbreak in Michigan exceeds 7,000 cases (opens WLNS Lansing)

    Published

    WLNS Lansing's feed description

    More than 100 people have been hospitalized with a parasitic illness causing “explosive” diarrhea, health officials say.

  18. Fox2 Detroit

    Cyclosporiasis Michigan outbreak: Case count at 7,171 Wednesday (opens Fox2 Detroit)

    Published

    Fox2 Detroit's feed description

    The Cyclosporiasis outbreak in Michigan continues to expand, with cases topping more than 7,000 cases Wednesday.

  19. Honolulu Star-Advertiser

    U.S. cyclosporiasis cases hit record high (opens Honolulu Star-Advertiser)

    Published

    Honolulu Star-Advertiser's feed description

    The Centers for Disease Control and Prevention announced on Tuesday that it had confirmed more than 2,500 additional cases of cyclospora infections in the United States, making 2026 the worst year for the parasitic infection on record.

  20. The Brunswick News

    Michigan cyclosporiasis case count surpasses 7,000 (opens The Brunswick News)

    Published

    The Brunswick News's feed description

    DETROIT — Michigan health officials reported 600 more cyclosporiasis cases on Wednesday, bringing the state's total to 7,171. That represents a 9% increase over Tuesday's total of 6,571, according to Michigan Department of Health and Human Services data. Cyclosporiasis is…

  21. Breitbart News

    CDC: Over 11K Cases of Cyclosporiasis Across Majority of States (opens Breitbart News)

    Published

    Breitbart News's feed description

    There are now over 11,500 cases of cyclosporiasis, the widespread parasite outbreak said to cause “explosive diarrhea," across the majority of states in the United States.

  22. The Hill

    Over 11,000 cases of cyclosporiasis suspected in US: The states seeing spikes (opens The Hill)

    Published

    The Hill's feed description

    The CDC noted that two states in particular have seen cases jump.

  23. Foxlexington

    Over 11K cases of cyclosporiasis suspected in US: Kentucky among states seeing spikes (opens Foxlexington)

    Published

    Foxlexington's feed description

    The FDA also maintains that while dozens of states are impacted, the outbreak investigation has been linked to "at least" five states: Indiana, Michigan, Ohio, West Virginia, and Kentucky.

  24. The Hill

    Cyclospora cases in US hit all time high (opens The Hill)

    Published

    The Hill's feed description

    The Centers for Disease Control and Prevention (CDC) said it confirmed more than 2,500 additional cases of cyclosporiasis infections across dozens of states, making it the largest outbreak on record. Nationwide, CDC said it has confirmed 4,173 cases of cyclosporiasis since May 1, though some states …

  25. UPI

    CDC updates cyclosporiasis tally to 4K+ confirmed cases (opens UPI)

    Published

    UPI's feed description

    On Wednesday, the CDC increased its count of cyclosporiasis cases in the United States, confirming more than 4,100 infections in 41 states since May.

Showing the first 25 of 60 headlines. ·

Identical headlines usually mean shared wire copy. They are counted as separate articles but are not independent confirmation.

CDC expands cyclosporiasis outbreak to nine states | Since Then