Sleep
- Episode aired Jun 28, 2015
- TV-G
- 22m
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 ... Read allThe 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 ke... Read allThe 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.