istockphoto (CBS News) A fake smile might be better for you than no grin at all, according to a new study. Researchers at the University of Kansas discovered that if people were told to hold a ...

Smiling may lower your heart rate. Sept. 5, 2012, ... quell your road rage by flashing a quick smile. ... People in the study weren't necessarily in a good mood--they just faked a smile.

Scientists are finding that wearing a smile brings certain benefits, like slowing down the heart and reducing stress.The work follows research that established that the act of smiling can make you ...