CAMBRIDGE, United Kingdom -- A British man kept having headache after headache, and doctors couldn't figure out what was wrong. When they finally conducted an MRI, doctors discovered something ...

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 ...

Here’s a comforting thought: you might not actually be alone in your own body right now. Parasites are far more common than ...