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Determined to prove that either sugar or fat is solely to blame for expanding waistlines, identical twin brothers hold a dietary showdown. Alexander Van Tulleken gave up sugar/carbs and his brother Chris consumed a diet consisting of nearly no fat at all.

“Identical Twins Diet Challenge. One Gives Up Fat, The Other Sugar. Who Wins?” is categorized as “entertainment”. This video was licensed from Grab Networks. For additional video content, click the “video” tab at the top of this page.

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