[WATCH]: Dr. Oz on America's Obesity Epidemic - The Rosie Show - Oprah Winfrey Network

Dr. Oz says obesity arises from two fundamental problems. First, people don't know the biology of blubber. Second, when you're dealing with chronic stress, your brain instinctively thinks it's caused by famine, and you respond accordingly (eating food you wouldn't normally eat—and lots of it). Plus, Rosie discusses the importance of sleep. For more info on The Rosie Show visit ‪www.rosie.com Find OWN on TV at

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