Nearly 3,000 people have been sickened with a gastrointestinal illness called cyclosporiasis, a foodborne infection marked by intense, watery diarrhea, state health officials report.

The CDC said 843 cases were reported by 31 states since May 1, noting states are likely to report higher case counts than what is reported in its data. The CDC added it is aware of over 1,500 cases that require “further analysis to confirm the illness as domestically acquired cyclosporiasis.

Michigan is witnessing the largest parasitic outbreak in its history, with nearly 1000 reported cases of cyclosporiasis infections — as of July 9, 2026 — which cause watery, explosive diarrhea. The outbreak follows various health program cuts under US Health and Human Services (HHS) Secretary RFK Jr.

The findings suggest that Covid vaccines reduced the likelihood of severe illness last fall and winter.

No quick dispatching of disease investigators. No televised news conference to inform the public. No timely health alerts to doctors. In the midst of a hantavirus outbreak that involves Americans and is making headlines around the world, the U.S ...

The U.S. has entered emergency response mode as a cruise ship hit by a deadly hantavirus outbreak sails toward Tenerife, one of Spain’s Canary Islands, where it will evacuate nearly 150 passengers on board, including at least 17 Americans. State and ...

The source of cyclosporiasis outbreaks is still unknown but fresh produce is suspected.