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HealthMichigan surpasses 10,000 cyclosporiasis cases as national outbreak source remains unknown
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Michigan health officials reported over 10,000 cyclosporiasis cases in the state, with 160 hospitalizations, as part of a larger outbreak of more than 11,500 cases across 41 states over the past two months. The outbreak has disproportionately affected Michigan, which accounts for the vast majority of infections. Investigators have identified one likely source but remain uncertain about other origins of the infection. The article, published by Forbes on July 29, 2026, notes this is a developing story with ongoing efforts to trace the source of the parasitic illness.
Source report
Topline
Health officials in Michigan on Wednesday said more than 10,000 people in the state are thought to have been infected with cyclosporiasis amid an outbreak that continues to evade investigators. Officials have identified one likely source of the infection but are not sure where else it is coming from.
Key Facts
- Michigan's Health and Human Services department reported 10,077 cases of cyclosporiasis, with 160 people hospitalized.
- These cases make up a majority of the more than 11,500 cases reported across 41 states in the last two months.
This is a developing story and will be updated.
Source
Forbes - BusinessWestern
Part of this Story
Cyclosporiasis Outbreak Surpasses 3,300 Cases in Michigan, Spreads Across US