Health & Fitness
Michigan's Cyclosporiasis Outbreak Nearly Quadruples In A Week, Reaching Over 700 Cases, 38 Hospitalizations
The outbreak of the gastrointestinal illness became public in late June, when the Monroe County Health Department began an investigation.
Updated on: July 8, 2026 / 8:13 AM EDT
The Michigan Department of Health and Human Services said Tuesday it has received more than 700 reports of cyclosporiasis since June 22, with 38 of those patients needing hospital treatment.
Find out what's happening in Across Michiganfor free with the latest updates from Patch.
The outbreak of the gastrointestinal illness became public in late June, when the Monroe County Health Department reported it was investigating a cluster of cases.
The number of confirmed cases has grown quickly:
Find out what's happening in Across Michiganfor free with the latest updates from Patch.
- By June 30, there were 170 cases confirmed in Michigan.
- By July 3, there were 400.
- By July 4, there were 572.
- By July 6, there were 680.
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