New discoveries about the malaria parasite made by researchers at Columbia and Drexel universities could change the way ...

Parasites, ranging from tapeworms to microscopic protozoa like Giardia, pose significant health threats by infesting humans ...

Rajshekhar Gaji was staring at something that should not exist. Under his microscope, parasites that should have been ...

You may have heard of Toxoplasma gondii because it is so common. Cats carry this parasite, and anyone that cleans a litter box can be exposed. The parasite usually doesn't cause many health problems, ...

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

Transmitted through infected mosquitos, the malaria parasite, once in the human bloodstream, synchronously ruptures red blood cells and rapidly infects new red blood cells, beginning the cycle anew.

Over four million people in northern Kenya are facing severe hunger as the worst drought in 40 years devastates the Horn of Africa - Copyright AFP Anatolii Stepanov ...

The problem is that many doctors are unfamiliar with Chagas disease, and that this bug lives in Louisiana, especially in ...

Researchers have discovered a treatment that could combat the No. 1 health problem in the U.S. sheep industry: Haemonchus contortus, a parasite that infects the stomachs of ruminant animals, often ...

Cats can carry a parasite in their feces that causes a disease called toxoplasmosis in humans — here's how to stay safe.

Although complex diseases, viruses and infections are often the health main concern cattlemen worry about, sometimes the simplest and smallest organisms that have been a nuisance since the dawn of ...