Simply washing fruits and vegetables with water might not be enough to remove the parasite behind the U.S. outbreak.

Infections caused by a microscopic parasite called Cyclospora have been reported in at least 18 states, with numbers continuing to climb. Contaminated fresh produce is typically the source of the infection, called cyclosporiasis. Washing fresh produce ...

An outbreak of a parasitic infection that causes “explosive” diarrhea is sickening many in the Midwest and it can spread through contaminated produce and water, sparking a warning from health officials as they search for a source.

Officials are searching for the cause of cyclosporiasis, which is surging in at least 9 states and spreading in 20

Cyclosporiasis is caused by a microscopic parasite called cyclospora cayatenensis, which is common in tropical and subtropical parts of the world.