DESCRIPTION : 'Astonishing . . . an amazing book . . . absolutely chocker full of things that we need to know' Chris Evans'Matthew Walker is probably one of the most influential people on the planet' Evening StandardTHE #1 SUNDAY TIMES BESTSELLERTLS, OBSERVER, SUNDAY TIMES, FT, GUARDIAN, DAILY MAIL AND EVENING STANDARD BOOKS OF THE YEAR 2017Sleep is one of the most important aspects of our life, health and longevity and yet it is increasingly neglected in twenty-first-century society, with devastating consequences: every major disease in the developed world - Alzheimer's, cancer, obesity, diabetes - has very strong causal links to deficient sleep.In this book, the first of its kind written by a scientific expert, Professor Matthew Walker explores twenty years of cutting-edge research to solve the mystery of why sleep matters. Looking at creatures from across the animal kingdom as well as major human studies, Why We Sleep delves into everything from what really happens during REM sleep to how caffeine and alcohol affect sleep and why our sleep patterns change across a lifetime, transforming our appreciation of the extraordinary phenomenon that safeguards our existence.'Startling, vital ... a life-raft' Guardian'A top sleep scientist argues that sleep is more important for our health than diet or exercise' The Times'Passionate, urgent . . . it had a powerful effect on me' Observer PRODUCT DETAILS : ISBN : 9780141983769 BY (AUTHOR) Walker, Matthew PUBLISHER : Penguin Books Ltd PUBLICATION DATE : January 04, 2018 COUNTRY OF PUBLICATION : United Kingdom IMPRINT : Penguin Books Ltd LANGUAGE : English AGE : General PRODUCT FORM : Paperback / softback DIMENSION : 198 mm x 129 mm WEIGHT : 269 g PRODUCT CATEGORY : Society & Social Sciences