For humans, feces are last on the list of things we’d place near our mouth. In the animal world, that reaction does not ...

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 ...

Male fertility rates have been plummeting over the past half-century. An analysis from 1992 noted a steady decrease in sperm counts and quality since the 1940s. A more recent study found that male ...

Three North American river otters play in the snow on the docks of the Smithsonian Environmental Research Center. Detected with SERC’s night-vision wildlife cameras. North American river otters have ...

Haupt is a health and wellness editor at TIME. Haupt is a health and wellness editor at TIME. There are more parasites than any other organism on Earth—which is one of the reasons Emmitt Jolly finds ...

The fossilized feces contained four species of parasitic worms: the roundworm (Ascaris lumbricoides), the whipworm (Trichuris trichiura), the tapeworm (Taenia sp.), and the Chinese liver fluke ...

Medicare should cover a parasite poop test when medically necessary, usually when a person has symptoms of gastroenteritis or a history of exposure to a parasite. Laboratory technicians perform a ...

Parasites can cause a wide range of diseases in humans, ranging from short-term to lifelong. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.