Cases of a parasite causing 'explosive diarrhea' are rising, but experts say the source might not just be food.

The source of the current outbreak is unknown, but certain types of fresh produce have historically been the culprit.

Hundreds of people in the U.S. have gotten sick so far from cyclosporiasis.

Symptoms can come and go for weeks if left untreated.

Health officials in Michigan are investigating a sudden and large increase in cases of cyclosporiasis, a parasitic illness ...

Two parasitic illnesses are spreading this summer. Health officials say 10 cryptosporidium cases have been confirmed in Bexar ...