Here’s a comforting thought: you might not actually be alone in your own body right now. Parasites are far more common than most people realize, and they don’t care about your personal boundaries, ...

Parasites are organisms that feed off their hosts for survival. Such parasitic creatures can cause mild to serious symptoms and, in some cases, fatal infections in their hosts. “Overall, parasites ...

A common parasite long thought to lie dormant is actually much more active and complex. Researchers found that Toxoplasma gondii cysts contain multiple parasite subtypes, not just one sleeping form.

A University of California, Riverside team of scientists has found that Toxoplasma gondii, a common parasite affecting up to one-third of the global population, is far more complex than previously ...