Infections from the diarrhea-causing parasite cyclospora are surging, with 2026 already the nation's worst year for reported cases

Cyclosporiasis cases US: A growing cyclosporiasis outbreak has affected thirty-one US states, causing severe diarrhea. Michigan leads with over one thousand cases, prompting food…

A fast-spreading stomach parasite has sickened thousands of people across more than 30 US states.