US outbreak of parasite causing ‘watery diarrhea’ rises to more than 2,800 cases

Outbreak comes a year after Trump administration cut funding for state and local health departments

• https://www.theguardian.com/us-news/2026/jul/09/cyclosporiasis-illness-explainer">What is cyclosporiasis, the parasitic illness causing ‘explosive’ diarrhea?

State health officials in Michigan and Ohio are reporting thousands of cases of cyclosporiasis, a – a parasitic infection that causes “watery diarrhea”, loss of appetite and weight loss.

The outbreak of more than 2,800 cases comes a year after the Trump administration cut funding to state and local health departments and reduced the remit of a program dedicated to coordinating information on food borne illness, including of cyclospora.