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Dr. Sanjay Gupta explores the world of disease reversal, from Amyotrophic lateral sclerosis (ALS) to strokes to diabetes.
CNN's Dr. Sanjay Gupta investigates the science behind a new trend where doctors are prescribing video games instead of drugs - training your brain to be stronger, faster, better.
The human body is capable of extraordinary feats; Dr. Sanjay Gupta meets the team working to break the two-hour marathon.