- Michigan reports 1,251 cases of Cyclospora cayetanensis as of July 9, including 44 hospitalizations.
- Outbreak in Michigan began June 22, peaked on July 8 with 239 cases, and is centered in the southeastern region.
- Cyclospora spreads via contaminated produce or water, typically causing 2,000–5,000 U.S. cases annually, with peaks in summer.
- Michigan's current outbreak is unprecedented, with July cases already 25 times higher than its usual yearly total of around 50.
- Ohio also reports rising cases, exceeding 500, while the source remains unidentified.