Research: 'Inner Speech' Can Be Disturbed By Chewing
Social science research shows movie goers are less receptive to ads if they're munching on popcorn. When we watch an ad on the screen, we subconsciously mouth the name we're hearing. And this "inner speech" makes an imprint on our brain. But if you're chewing your way through the ads, your mouth and brain don't go through those motions, and the message may not stay with you.