Why do our tummies rumble when we’re hungry?

Have you ever noticed your tummy sometimes makes a little grumbly rumbly sound when it’s time for a snack? What’s up with that? We asked Dr. Lily Dara to help us find the answer. Got a question that’s hard to stomach? Send it to us at BrainsOn.org/contact – we’ve got a gut feeling we’ll be able to answer it! See omnystudio.com/listener for privacy information.