Is lettuce still safe to eat amid Taco Bell illness probe? Doctors answer

A Cyclospora parasite outbreak has put lettuce in the spotlight as investigators examine a possible link…

Could flesh-eating screwworms end up in your beef? USDA reveals risk level

The return of the New World screwworm, a flesh-eating parasite eradicated from the U.S. in the…

Federal health officials are attempting to track down the source of a microscopic parasite that triggers…