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exp Lustig sugar dangers_00002315.jpg

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    Lustig: Calories are not created equal

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Lustig: Calories are not created equal

Dr. Robert Lustig tells CNN's Dr. Sanjay Gupta that sugar is toxic in the massive amounts most of us eat it.

Lustig: Calories are not created equal

Dr. Robert Lustig tells CNN's Dr. Sanjay Gupta that sugar is toxic in the massive amounts most of us eat it.