Lonely People's Brains Work Differently, Scientists Discover

03/21/2009 05:12 am ET | Updated Nov 17, 2011
  • Robert Roy Britt Live Science

Lonely people have less activity in a part of the brain that normally lights up in association with reward, scientists have found. It's not clear if social isolation diminishes the brain-reward response, however, or if people with less activity in that part of the brain tend toward loneliness.

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