The Keys to Happiness

Psychologists handed the keys to happiness to the public, but many people cling to gloomy ways . Surveys show Americans are no happier today than they were 50 years ago despite significant increases in prosperity, decreases in crime, cleaner air, larger living quarters and a better overall quality of life. Happiness is 50 percent genetic, says a University of Minnesota researcher.

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http://www.livescience.com/health/060227_happiness_keys.html