T. gondii linked to suicide attempts.
They’re small, sneaky, and likely to make you sick. From viruses, to bacteria, to pesky protozoa, here are the latest findings on the parasites that live among (and on, and in) the creatures of the Earth.
The parasite Toxoplasma gondii -- which is the second-leading cause of deaths from food borne illness in the U.S. -- is more common in organic meat, government research shows.
Ridley Scott's "Prometheus" expands on themes introduced in his 1979 film "Alien," including the idea of parasitic life forms that incubate inside the human body.
A hangover may feel like death, but it usually won't kill you. In the case of the fruit fly, though, not getting drunk might.
Here are five wacky things that are good for your health, including fecal transplants, vibrating machines and barefoot running.
A male cleaner fish will monitor his mate's eating habits to prevent her from turning into a rival male.