US cyclosporiasis outbreak cases rise
Analysis based on 9 articles · First reported Aug 18, 2026 · Last updated Aug 25, 2026
The outbreak is likely to reduce consumer demand for fresh produce, particularly lettuce, and may hurt sales for restaurants and grocery chains. Producers and distributors of leafy greens could face financial losses and increased regulatory scrutiny.
The United States — Centers for Disease Control and Prevention reported 17,180 confirmed cases of cyclosporiasis in the United States as of August 24, an increase of 1,464 cases from the previous week. The outbreak, linked to recalled iceberg lettuce, has affected 48 states and the District of Columbia, with 922 hospitalizations and two deaths. United States — Michigan remains the hardest-hit state with 14,277 cases, though its slow 3% weekly rise suggests the outbreak may be easing. The CDC and the United States — Food and Drug Administration are investigating at least six other clusters with unconfirmed sources. This is one of the largest foodborne illness events in recent U.S. history, causing many consumers to avoid fresh produce and restaurant dining.
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