New research is poking holes in old studies about willpower.

The important thing to remember is you have to give these strategies the opportunity to work.

Psychologist Susan David explains how we can enhance our self-control.

Could it be possible, then, for us to program our minds and heart to view happiness as a reachable goal not meant to be achieved sporadically, but one that can be attained independently on a daily basis, starting with small doses?