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First human case of New World screwworm reported in US
Screwworms are parasitic flies whose females lay eggs in wounds on any warm-blooded animal.
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Screwworm threat returns to U.S.: Why it matters
Dr. Jay K. Varma is a special contributor to Healthbeat. Public health, explained: Sign up to receive Healthbeat’s free national newsletter here. In 2025, the United States faced a series of reminders ...
(NEXSTAR) – A “devastating pest” known as the New World screwworm is dangerously close to the United States, American health officials warn. The parasitic screwworm has been found in the Mexican state ...
See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. In 2025, the United States faced a series of reminders that the ...
Starting in June 2023, the New World screwworm (NWS) reappeared in Panama, and is spreading across Central America. It’s now been reported in Belize, Costa Rica, El Salvador, Guatemala, Honduras, ...
The New World screwworm is a flesh-eating parasite that infests open wounds on live animals and humans. While eradicated in the U.S. decades ago, the parasite is spreading north through Central ...
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