Parasitic diseases, which are passed on to people via parasites found in contaminated food, water, soil or bugs that bite humans, can be relatively uncommon in some parts of the world. In other ...

Three types of parasites can cause disease in humans. They are protozoa, carried by mosquitos, helminths, such as roundworm, and ectoparasites, for instance lice and bed bugs. Parasites are organisms ...

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 ...

A debilitating infection from the parasitic Guinea worm is inching closer to global eradication, with an all-time low of only 10 human cases reported worldwide in 2025, the Carter Center announced. If ...

A common parasite long thought to lie dormant is actually much more active and complex. Researchers found that Toxoplasma ...

Threadworms spend up to 10 minutes exploring human skin before finding the best place to burrow in. When a specific dopamine signal is blocked, the worms almost completely stop trying to penetrate the ...

SAN DIEGO — Americans love their sushi, ceviche, and poke bowls. But a new study reveals that eating raw freshwater fish, particularly those caught in your local lake or river, could expose you to ...

About one-third of humanity possesses a parasite concealed in the brain. Long perceived as inactive, it has recently been ...