About this episode
GreenMedTV, from the archive
Ron Gutman reviews a raft of studies about smiling, and reveals some surprising results. Did you know your smile can be a predictor of how long you'll live -- and that a simple smile has a measurable effect on your overall well-being? Prepare to flex a few facial muscles as you learn more about this.
Originally published August 3, 2014 on GreenMedTV.




