Study offers an explanation for why obese people overeat

10/31/2013 | Yahoo

A study in Nature Communications found that certain antibodies, or immunoglobulins, bind with the hunger hormone ghrelin and keep it from being broken down at a faster rate in obese individuals, allowing the hormone to influence the brain for longer periods and activate appetite. The findings demonstrate why hyperphagia persists in obese patients despite normal or reduced ghrelin levels, researchers said.

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