We spend a huge portion of our life sleeping, but most of us still don't spend nearly enough time under the covers. We skimp on slumber at our peril and the dereliction of our physical and mental health.

Packed with eye-opening information and practical advice, this book reveals why sleep is as essential to our survival as food and water.

Find out why short sleep reduces lives and makes living less enjoyable. Discover how much sleep you really need, then learn how to achieve it and experience for yourself the joy of waking up refreshed after a restful night.