Ancient Romans in Britain were riddled with intestinal parasites that spread through human feces. Roundworms and whipworms both live in the intestine and cause various ailments, including abdominal ...

DNA within dried feces dating from more than 1,000 years ago provides valuable insights into the pathogens that plagued ancient Mexican peoples, according to a study published October 22, 2025 in the ...

There are more parasites than any other organism on Earth—which is one of the reasons Emmitt Jolly finds the common but misunderstood creatures so fascinating. “That is the most successful form of ...