The Hidden Power of Smiling

Great short 7 minute video in which 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 evolutionarily contagious behavior. 

Enjoy: http://www.ted.com/talks/ron_gutman_the_hidden_power_of_smiling.html