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Michigan Cyclospora Outbreak: Cases Skyrocket
2 Jul
Summary
- Michigan sees unusually high Cyclospora infections this week.
- Source of outbreak is currently unknown, investigation ongoing.
- Ohio also reports a significant number of gastrointestinal cases.

Michigan is currently grappling with an alarming spike in Cyclospora infections, with the number of reported cases in just over a week significantly surpassing the state's typical annual count. Health authorities, including the Michigan Department of Health and Human Services (MDHHS), are working diligently to identify the origin of this widespread gastrointestinal illness.
Officials emphasize that the source remains undetermined, and more cases are anticipated as the investigation progresses. The MDHHS advises individuals experiencing symptoms like vomiting or diarrhea to consult healthcare providers and maintain hydration, especially with upcoming high temperatures. The Michigan Department of Agriculture and Rural Development has issued recommendations for produce handling.
This outbreak is particularly notable given Michigan's historically low numbers of cyclosporiasis cases in recent years. The parasite, commonly transmitted through contaminated food or water, is unlikely to spread person-to-person. Neighboring Ohio has also reported a substantial increase in similar gastrointestinal illnesses, indicating a broader regional concern.