Kelly McGonigal: Why joy is so joyful

Joy is not just a fleeting emotion or feeling. It's an entire response system that includes changes in your body and your brain, preparing you to take in the good in life. And that response is even stronger when you can share joy with another person. Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.