Happy people tended to be at the center of social networks and had many friends who were also happy. Having friends or siblings nearby increased people's chances of being upbeat. Happiness spread outward by three degrees, to the friends of friends of friends.
Happy spouses helped, too, but not as much as happy friends of the same gender. Experts think people, particularly woman, take emotional cues from people who look like them.
Christakis and Fowler estimate that each happy friend boosts your own chances of being happy by 9 percent. Having grumpy friends decreases it by about 7 percent.
Thursday, December 4, 2008
Happiness is contagious
This just in from medical study -- surround yourself with happy friends!
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