The current U.S. outbreak, which began on May 1, is centered in Michigan, with Ohio and New York also reporting high numbers of cases.

A surge of cases of the intestinal illness that causes diarrhea and nausea has been detected in 31 states, according to federal health authorities, but the source is still under…

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…

The foodborne gastrointestinal illness has shown up in 31 states, and federal health officials say 86 people have been hospitalized.

More than 2,600 cases of cyclosporiasis have been identified in Michigan as of July 13. Other states are also reporting growing outbreaks.

Over 800 cases of cyclosporiasis have been confirmed in more than 30 US states, with health officials investigating the source.

West Virginia Cyclosporiasis parasite: A major cyclosporiasis parasite outbreak has sickened more than 2,600 people in Michigan, with health officials investigating lettuce and…

Michigan officials are looking into lettuce as a possible source

Foods like bagged salad mixes, berries, basil and cilantro have been linked to past cyclosporiasis outbreak. See a full list for what to know.

Michigan health officials say their investigation suggests lettuce or salad greens as possible sources of the foodborne illness, but no specific food has been identified.

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

The CDC and states are investigating a surge of cyclosporiasis cases across the country. Specific states' cases are likely linked.

There have been 1,645 confirmed cases of cyclosporiasis acquired in the United States since May 1, and more than 5,100 additional cases are being investigated, the US Centers for…

The current U.S. outbreak, which began on May 1, is centered in Michigan, with Ohio and New York also reporting high numbers of cases.

The current U.S. outbreak, which began on May 1, is centered in Michigan, with Ohio and New York also reporting high numbers of cases.

US health officials have not identified the source of contamination and are tracing foods linked to cases through the supply chain.

US health officials have not identified the source of contamination and are tracing foods linked to cases through the supply chain.

Centers for Disease Control and Prevention says they are scouring food supply chain for culprit, which may be lettuce

Nearly 7,000 cases of cyclosporiasis, an intestinal infection, have been reported across 34 US states. Learn about the outbreak and its suspected causes.

CDC investigates a Cyclospora outbreak across 34 US states. Learn the symptoms, source, affected states, treatment and prevention steps.

“You cannot thin a system, defer the tools that would speed it up, and then wonder why the public is left guessing,” writes epidemiologist Katrine Wallace.