People who are obese enjoy eating less than lean people do. That's the problem according to one group of researchers.
New Evidence of the Brain's Role in Obesity
In order to compensate for the missing pleasure, obese people eat more high-calorie food. In turn, overeating further dulls the enjoyment and begins a vicious cycle.
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“The research reveals obese people may have fewer dopamine receptors, so they overeat to compensate for this reward deficit,” said Dr. Stice, who has studied eating disorders and obesity for almost twenty years.