In relationships, believing in your willpower can be the difference between flourishing or stagnating as a couple.

Can delaying gratification today protect your brain tomorrow? Research suggests that the ability to resist immediate rewards ...

Like a muscle, our willpower becomes stronger as we use it regularly, but also becomes fatigued and eventually fails when pushed to its limits. It won't surprise you when I say that willpower is ...

And that's the power of habits. [If] you do the same thing ... am I missing out on or going to lose?’.” “Relying on your willpower ultimately makes you less likely to achieve your goals ...

Willpower is not best understood as a mystical inner power for overcoming vice. It's physical and biological, like a muscle that gets worn out through use. Ironically, the mental effort required ...

Author Candace Bushnell, Huffington Post co-founder Arianna Huffington, director Lee Daniels and others contemplate the uses of willpower for achieving success in this fourth episode of WSJ.