An app called "Track Your Happiness" offers a zoomed-in view of people's emotions and their link to money. The key factor may be control.

Nostalgia is a powerful emotion, but we shouldn't let it take over our lives.

The brain is surprisingly changeable.

An expert on motivation has advice for creating New Year's resolutions for 2021. For starters, consider others.

New findings challenge the idea that relationships and experiences are more important for happiness than money.

Shakespeare was wrong when he wrote 'all's well that ends well'.

A Harvard Chan School study has found a link between optimism and hypertension, describing the positive force as having a “protective effect” on individuals, including those in combat.

An injectable clotting agent has been created that can reduce blood loss by 97 percent in mice models.

When it comes to living a happy life, a bit of hedonism may be just as important as keeping your eyes on your goals, researchers say.

Finding happiness "may be less about the marriage and more about the mindset," according to research with older adults.