Why do our teeth chatter when we’re cold? – Big Questions (Ep. 14)

A weekly show where we endeavor to answer one of your big questions. This week, “A Bond Unbroken” asks, “Why do our teeth chatter when we’re cold?”
—
Mental Floss Video on Twitter: http://www.twitter.com/mf_video

Select Images and Footage provided by Shutterstock: www.shutterstock.com

Want more of Craig?
https://www.youtube.com/wheezywaiter
https://www.youtube.com/thegoodstuff

—-
Website: http://www.mentalfloss.com
Twitter: http://www.twitter.com/mental_floss
Facebook: http://www.facebook.com/mentalflossma…
Store: http://store.mentalfloss.com/ (enter promo code: “YoutubeFlossers” for 15% off!)