Mike Jay · Zzzzzzz: Why do we sleep? lrb.co.uk - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from lrb.co.uk Daily Mail and Mail on Sunday newspapers.
Looking for the tools to improve your life? Check out this list of the best self-help and development books for anyone working towards personal growth.
Young people are increasingly heading to bed early and getting almost 10 hours of sleep. But how do they nod off – and are they missing out on anything?