Dr. Sanjay Gupta, neurosurgeon & CNN Chief Medical Correspondent, weighs in on over-parenting, the unforgettable chores that shaped his childhood, his transformation from unmotivated to driven high school student, and the legacy he hopes to leave. That plus the latest on how physical exercise impacts the brain -- and advice to kids who might want to try marijuana.

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Jessica Lahey -- author of "The Gift of Failure: How the Best Parents Learn to Let Go So Their Children Can Succeed" -- joins Michael as he continues to tap into the most creative and respected thinkers addressing the growing phenomenon of over-parenting in America. Lahey, a middle-school teacher and the mother of two, realized she was making the same mistakes as the parents of many of her students -- which drove her on her quest for actionable intelligence to set her own kids up for success -- and ours too. On this episode she shares that intelligence, including some techniques that will require parents to step back in ways they never have before, in order to enhance their children's autonomy, competence, and confidence.

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