Pain and Gain

Pain and Gain

Do you control your body - or does it control you? Your body's many automatic reflexes often make it feel like you're not in the driver's seat, but National Geographic shows you some ways that you can still be the boss of you by stopping a sneeze, turning off your gag reflex, seeing without your glasses, or even holding your breath longer.

  • Duration: 22 min
  • IMDb: 0
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