Image: A woman is eating popcorn alone in front of a mirror, or a monitor displaying a wall or her static image. People reported the popcorn as tasting better, and consumed more of it, when they ate it in front of a mirror, or even a picture of themselves eating, than when they ate it in front of the monitor displaying a wall. © Nagoya University
 
For details, please refer to the Webpage of Nagoya University.