The Department of Health and Human Services confirmed the first human case of a flesh-eating parasite in the U.S. Here's what you need to know about New World screwworm.

A recent New World screwworm outbreak in Central America has raised concerns that it could spread to the United States and devastate the cattle industry. But state and federal hea

The U.S. has confirmed a rare human case of New World screwworm, a flesh-eating parasite that typically infects livestock but can be deadly to people too. A Maryland resident suffered an infestation of the screwworm after traveling to El Salvador,