大象传媒

Mark Tully considers the role of sleep. We spend an average 27 years of our lives asleep, yet it's claimed we're experiencing an epidemic of insomnia, and that children are particularly badly affected. Why is sleep so important to our physical, mental and spiritual well-being?

The producer is Eley McAinsh, and this is a Unique production for 大象传媒 Radio 4.