Climate change linked to escalating US cyclosporiasis outbreak

An outbreak of cyclosporiasis in the United States has been exacerbated by hotter-than-normal summer temperatures, potentially linked to climate change. As of July 14, 2026, over 843 cases were reported by the CDC across 31 states, though Michigan alone reported over 3,300 cases since late June. Health officials suspect contaminated salad greens may be the source, but the specific food item and supplier remain unidentified. This parasite, Cyclospora cayetanensis, thrives in warmer, moist conditions, suggesting climate change could be expanding its seasonal transmission window and geographic reach. AI

RANK_REASON Article discusses a potential link between climate change and a disease outbreak, drawing on expert opinions and data from health organizations.

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• CNN
• Cyclospora cayetanensis
• Escherichia coli
• Michigan
• National Geographic
• United States
• United States Centers for Disease Control and Prevention

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