Here are 10 parasites that can infect humans, and everything you need to know about them so you can avoid contracting one. Parasites are any organism that lives on or inside, or feeds on ...

Symbiotic relationships between a parasite and a host can have beneficial effects, even changing human personality and evolution. Often, however, the damage outweighs the positives. New Scientist ...

Some parasites may go through their entire life cycle with minimal effect on humans, while others may cause debilitating pain and even death when not treated early enough. Here is a list of 10 ...

Southern Californians have been warned that more than 90 percent of popular game fish have been found to contain invasive, ...

There is a theory that the relative lack of human parasites — which have been largely eradicated in the modern world — could be the underlying cause for autoimmune diseases like celiac.