You don't need to have white hair or forget your glasses to feel "old." That vague, often unpredictable moment when you say to yourself, "Oh, it's not like it used to be." But at what age does this ...

Human happiness is an amalgam of many influences, ranging from good and bad personal events, to positive, or negative emotions. If you live in Finland, for example, you appear to have an advantage.

The Paris Olympics welcome the strongest, fastest and sharpest athletes in the world. But to what extent does age raise or lessen their chances of gold? When you purchase through links on our site, we ...

The pursuit of happiness is a universal quest. Many of us feel that everyday life is only as good as its moments of bliss—and those moments are the fuel that keeps us going, day after day. Happiness, ...