Meaning and happiness, in other words, can be at odds. Yet research has shown that meaningful endeavors can also give rise to a deeper form of well-being down the road. That was the conclusion of a 2010 study by Veronika Huta of the University of Ottawa and Richard Ryan of the University of Rochester. Huta and Ryan instructed a group of college
Smiling can help reduce the level of stress-enhancing hormones like cortisol, adrenaline and dopamine, increase the level of mood-enhancing hormones like endorphins, and reduce overall blood pressure.
- Ron Gutman / The hidden power of smiling (TEDx Talks)