The New World screwworm is getting dangerously close to the U.S., public health officials warn. If left untreated, a ...

The U.S. has confirmed its first human case of the New World screwworm, a flesh-eating parasite whose northward creep from South America has put the country's cattle industry on high alert in recent ...

The first case of a New World screwworm infestation in a human was confirmed in the U.S., according to the Department of Health and Human Services. Travel-associated New World screwworm was detected ...

Danger to our food supply is lurking at the US-Mexico border. A terrifying parasite that hasn’t breached North America in over a century has reemerged in Mexico, the US Department of Agriculture has ...

The U.S. has reported its first human case of the flesh-eating parasite called new world screwworm, according to the U.S. Department of Health and Human Services (HHS). The case involves a patient in ...

The patient had traveled to Central America, where an outbreak of myiasis, an infection by screwworm larvae, has been ravaging livestock. By Alexa Robles-Gil In early August, a case of myiasis, an ...

New World screwworm was largely eradicated from the U.S. and Central America in the 1960s and 1980s, respectively. But the potentially fatal parasite is starting to make a comeback, U.S. officials say ...

Health officials are warning of a parasitic fly whose larvae feed on living tissue and can infest humans. The larvae feed on healthy tissue, according to health experts. New World Screwworm was ...