# Ron Gutman: The hidden power of smiling

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.

- Kind: Talk
- Year: 2011
- Runtime: 7 min
- By: TED.com
- Genres: Education, Science
- Archive: [Internet Archive](https://archive.org/details/RonGutman_2011U)
- Licence or status: [CC BY-NC-ND 3.0](http://creativecommons.org/licenses/by-nc-nd/3.0/) (as the archive states it)
- Who can watch: Tweens profiles and older (the archive gives no rating; placed by Invisible Network from its collection and subjects)

[Watch now](https://invisiblenetwork.ai/watch/archive/ia/RonGutman_2011U?play=1)