People 50 and older are happier, less stressed

A person's overall well being includes a number of factors, including stress, worry, anger, sadness and self-worth.

To gain a better understand of how well being changes with age, New York and New Jersey behavioral scientists led a study that included more than 340,000 telephone surveys of Americans in 2008. The results (see abstract) were published this afternoon in Proceedings of the National Academy of Sciences.

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