Scientists have uncovered a surprising new picture of human origins that challenges the long-held idea of a single ancestral population in Africa. By analyzing genetic data from diverse modern African ...

Hookworms, intestinal parasites that infect hundreds of millions of people in under-resourced tropical regions around the ...

Parasites in water, on land, and in food can make you sick during the summer. Avoid swallowing water or getting it up your ...

There are over 40 tick species in Canada but the primary tick-borne disease of concern, Lyme disease, is contracted from the blacklegged tick. These annoying arachnids can be difficult to detect — a ...