New medical research suggests that owning a cat could double the risk of developing schizophrenia. To reach that conclusion, scientists in Australia analyzed 17 studies published over the last 44 ...

Joshua Rapp Learn is an award-winning D.C.-based science journalist who frequently writes for Discover Magazine, covering topics about archaeology, wildlife, paleontology, space and other topics. View ...

The parasite Toxoplasma is carried by a large portion of the global human population. Now a study led by researchers at Stockholm University shows how this microscopic parasite so successfully spreads ...

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

A cat-borne parasite that infects about 40 million people in the United States may cause adults to be more frail as they age, according to a new University of Colorado Boulder study. The parasite is ...

After experiencing a number of strange symptoms for some time, one woman was shocked to discover that the source of her malaise was actually her cats, who had infected her with a parasite. When Shelby ...

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The single-cell parasite Toxoplasma gondii is well known for triggering risky behavior in hosts, in order to facilitate easier transmission, and can cause serious mental and physical conditions. But ...

But since toxoplasmosa gondii evolved to move between rats and cats, its neurological alterations are most prominent in those creatures. “If you’re a rat, and you get infected with it, it makes it so ...

Brain parasites are something that most people would naturally want to avoid, but maybe they can be used for good. A new study has found that a common brain parasite could be engineered to deliver ...

Toxoplasma gondii, which scientists believe the most infectious parasite in the world, may have already infected 50% of the population. (Photo: Getty Images) CINCINNATI (WKRC) — Scientists believe the ...

A cat parasite that can infect humans is called toxoplasma and it's a parasite that can live in all cat species. The parasite can spread to almost all other birds and mammals, not just humans, on ...