A rare but serious cause of green poop in kids and adults is poisoning by chemicals such as paraquat, a pesticide in weed killers. Bile is a a greenish-yellow liquid made in your liver and stored ...

It's the day after St. Patrick's Day and your poop is green. Perhaps all that green beer wasn't such a good idea after all. Should you be concerned? We checked in with Mayo Clinic, UnityPoint ...