Smile!

From Sunday Morning, 11:30 am on 2 August 2015

Sarah Pressman happy screens

Researchers are finding that wearing a smile can slow down the heart and reduce stress. The work follows research that established that the act of smiling can make you feel happier.

Sarah Pressman is an Assistant Professor of Psychology & Social Behavior at the University of California, Irvine. Her research focuses on the interplay between positive emotions, social relationships, stress, and health. She talks to Wallace Chapman.