Parasites are dangerous creatures that survive off their hosts. Here are 12 common parasites that feed on the human body.

SALT LAKE CITY, September 18, 2008—Researchers have discovered a connection between genes that could hold the key to a longer, healthier life. Using worms that share similar genetics to humans, ...

Scientists have found over a dozen parasitic worms in the eyes of a black bear, renewing fears that humans could face an emerging danger from the tiny worms that can cause blindness. The black bear ...