People go to many extremes to celebrate St. Patrick's Day, but generating green stool shouldn't be one of them. Your morning trip to the bathrooom revealed you may have had one too many green beers ...

This is the most common cause of green poop. “Green stool is usually the result of a high quantity of leafy, green vegetables in one’s diet,” says Niket Sonpal, M.D., a New York City-based internist ...