In a rare medical case, parasitic worms grew underneath a woman's upper eyelid.

New World screwworm was largely eradicated from the U.S. and Central America in the 1960s and 1980s, respectively. But the ...

Some people assume worms come to the surface so they do not drown in their burrows. However, "worms don't have lungs like we ...

Some worms may also be visible around the anus or on underwear, pajamas, or bedsheets a few hours after a person falls asleep ...

The World Health Organization estimates over a billion people are infected with parasitic worms. The implications are often serious and lifelong. NPR spoke with Francisca Mutapi, a professor of ...