Researchers found that nearly half of adults over 65 did better on tests of cognitive and physical function as they aged.

We all know them: Those authentically positive people who are happy with their lives and themselves and fun to be around. We can see that their lives aren't perfect and yet, there they are, upbeat, ...

It’s one of the most common pieces of advice offered when someone is struggling. In self-help books, corporate wellness programs, and even on social media, positivity is promoted as the ultimate key ...