Some people online believe many of us have dangerous parasites in our gut and need to flush them out with herbal supplements.

Viral claims about earning money from stool donation highlight growing awareness of fecal microbiota transplantation used to treat severe gut infections.

Rat lungworm, as the name suggests, is a parasite that has been found primarily in rats. It prefers to live in rat lungs but ...

Whale sharks are the largest species of fish on the planet. They are among the largest animals to have ever lived. Only blue whales, sperm whales, and humpback whales (all mammals) are larger. The ...

The animal kingdom is filled with creatures that can be surprisingly lethal. From tiny insects carrying deadly diseases to massive predators with ...

But in some cases, the parasite reaches the nervous system and causes a form of meningitis called eosinophilic meningitis. That can mean headaches, stiff neck, nausea, vomiting, fever, strange ...

Malaria parasites contain tiny spinning crystals that have puzzled scientists for years. New research reveals they’re powered by a rocket-like reaction that breaks down hydrogen peroxide, releasing ...

A 58-year-old woman in Greece appears to hold the record for growing a parasitic sheep bot fly in her nose the longest, ...

March 9, 2026: We checked for new Once Human codes and verified our list. What are the latest Once Human codes? There are times in all of our gaming lives when we need a little bit of help. Call it a ...

Lindsay Curtis is a health & medical writer in South Florida. She worked as a communications professional for health nonprofits and the University of Toronto’s Faculty of Medicine and Faculty of ...