Microscopic eggs of fish tapeworm (left), giant kidney worm (centre), and Echinostoma worm (right) from the Must Farm excavation. Black scale bar represents 20 micrometres. Disclaimer: AAAS and ...

ALSO READING: 10 tips on how to keep your kidney healthy Recurring diarrhea, constipation, or mucus in stool can signal a parasitic infection. Some worms, like tapeworms and roundworms ...