Humans are one of the few mammals that vomit. The system set up in our brains that allows us to vomit bad stomach contents is surprisingly powerful. So much so that it takes a pretty big tank of compressed gas to recreate the force of it with a vomiting robot! Jay Ingram explains just how humans vomit on Daily Planet! WATCH MORE on Daily Planet weeknights 7ET on Discovery Canada! Follow along anytime: https://twitter.com/dailyplanetshow https://www.facebook.com/DailyPlanetShow/