Wednesday, September 21, 2011

Reward System and Neuroplasticity- Yale Study

Is it irrational to think that one makes your own choices? With these studies, we reframe this question within the context of your physiological responses. These articles force you to question the relationship with body composition (BMI measurements), sugar, your brain's reward system. Alice Park's article in the Times Magazine emphasizes this relationship.

"What happens in lean people, when their blood sugar is not dropping, is that their executive function lights up — the area involved in making decisions," explains Robert Sherwin, professor medicine at Yale and senior author of the paper, published in the Journal of Clinical Investigation. "This executive function controls the reward system, which is much less activated. But in obese people, that executive control is not activated when their blood sugar isn't falling. So they have continued activation of their reward system and that system dominates even if they're not hungry."

Read more: Times Magazine study




Chicago Tribune

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