Parasites are organisms that survive by feeding on humans and other hosts, often causing mild to severe health problems. They can enter the body in multiple ways, including consuming contaminated food ...

This new house : Trichinella spiralis -- Hooked on parasites : Ancylostoma duodenale and Necator americanus -- Houdini's nefarious cousins : the trypanosomes, the schistosomes, and the lymphatic ...