Why Happiness is Healthy
Genetics play a big role in happiness, according to Nancy Segal, Twin Studies Expert
April 3, 2015
Where happiness comes from: genes + environment.
There is substantial evidence that genetics play a big role in happiness, according to Nancy Segal, psychologist at California State University, Fullerton, and author of "Born Together -- Reared Apart."
Research has shown that identical twins tend to have a similar level of happiness, more so than fraternal twins. And in identical twins, one twin's happiness is a better predictor of the other twin's current or future happiness than educational achievement or income, Segal said. Read the full article online.