2026 saw record-high cyclospora outbreak investigations

Since May, about 18,000 cases of cyclosporiasis have been reported in the United States compared to about 1,200 cases in 2025 — an increase of almost 1500%, reports the CDC.

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One 2026 outbreak linked to both salmonella and E. coli was categorized to "Other" to avoid double counting.

Chart: Chloe SantiagoSource: U.S. Food & Drug AdministrationGet the data