Childhood Obesity in America

With the dramatic increase in obesity and related diseases, the current generation of children is not expected to live as long as their parents. "It violates the basic human desire for us to have our kids live longer," Dr. Oz says. "We've created an environment that makes it really easy to get heavy."

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Dr. Oz says he's seeing things now in medicine that he had never seen before—such as 25-year-olds who need heart surgery. "I trained to operate on older people, like people have retired and now their hearts are going bad," he says. "I'm doing those same bypass operations on 25-year-olds who made one too many mistakes when they were [teenagers]."