Smiling When You Lose May Increase Your Odds of Winning Later On

You may want to save the smile for when you’re losing, not winning, according to a study done at the University of Southern California.
The study, funded by the U.S. Army Research Laboratory and presented by the USC Institute for Creative Technologies, found that smiling decreases your odds of continuing your winning streak against the same opponent.
Read the full article in Men’s Fitness.