1974. Horizon investigates the subject of sleep in Britain and the USA. Some people can live without it. Could sleep possibly be a waste of time? Why do we need it?
Film Duration: 00:58
The Secrets of Sleep
Rating:
9.0/10
(2 votes cast)
Views: 15,834
Sign up to have DA updates sent to your email.
Unsubscribe anytime :)
