Brain Games

Brain Games

Sleep (6x3)


Date de diffusion: Jun 28, 2015

The average adult spends more than 220,000 hours - or roughly 25 years - in bed sleeping. That's one third of your life spent in slumber!1 But what exactly is sleep - and why do we spend so much time doing it? In what could be our most ambitious Brain Games experiment ever, we keep 3 volunteers awake for 36 hours in order to answer just that.

  • Première: Oct 2011
  • Épisodes: 65
  • Abonnés: 211
  • Fini
  • National Geographic
  • Lundi à 21