Brown poop is normal and comes from a pigment called bilirubin. Green poop can happen from eating foods like spinach or from gastrointestinal infections or severe diarrhea. Black, tarry poop can mean ...

Throne, a startup based in Austin, has developed a toilet add-on that measures gut health through things like frequency, ...

CNN — (CNN) — There isn’t a one-size-fits-all answer for how often you should poop, but when it comes to what color your stool should be, expert consensus is much narrower. And deviations from it can ...

Qin Rao, MD, is a board-certified physician based in New York City. He currently works as a gastroenterologist and hepatologist at Manhattan Gastroenterology. Grey poop can be caused by liver issues ...