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Obesity's Link to Social Relationships

Eating and exercise habits can play a role in obesity, but so can friendship. Scientists at UC San Diego and Harvard Medical School say obesity may be “socially contagious” -- and that a person's ch

Eating and exercise habits can play a role in obesity, but so can friendship. Scientists at UC San Diego and Harvard Medical School say obesity may be “socially contagious” -- and that a person's chance of becoming obese increases by 171 percent if close friends or family are obese.

Guest

  • James Fowler , political scientist, UCSD.