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

Lately, social media feeds have been crawling with testimonials about "parasite cleanses" and DIY worm detoxes. Many people may be unknowingly infected, influencers on TikTok and Instagram claim, and ...

A parasite called Toxoplasma gondii infects an enormous number of people around the world. Scientists estimate that up to one ...