Choose love for your health. And for the health of others.

Dr. Fredrickson is the Kenan Distinguished Professor of Psychology and Principal Investigator of the University of North Carolina. She is a scholar in social psychology, affective science and positive psychology. Her research centers on positive emotions and human flourishing. Barbara is the author of "Positivity and Love 2.0: How Our Supreme Emotion Affects Everything We Feel, Think, Do, and Become."

This talk was given at a TEDx event using the TED conference format but independently organized by a local community. Learn more at http://ted.com/tedx.