Why We Sleep

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Why We Sleep: The New Science of Sleep and Dreams
Why We Sleep book cover.png
AuthorMatthew Walker
GenreScience book
Published3 October 2017, Penguin Random House
ISBN978-0-241-26906-0 (Hardcover)

Why We Sleep: The New Science of Sleep and Dreams is a science book about sleep by the neuroscientist and "sleep scientist" Matthew Walker. Walker is a Professor of Neuroscience and Psychology and the director of the Center for Human Sleep Science at the University of California, Berkeley.[1][2]

Walker spent four years writing the book,[3] in which he argues that sleep deprivation is linked to numerous fatal diseases, including dementia.[4]


  1. ^ Cooke, Rachel (2017-09-24). "The shorter your sleep, the shorter your life: the new sleep science". The Observer. ISSN 0029-7712. Retrieved 2017-09-24.
  2. ^ Gray, Richard. "Are you a sleep procrastinator?". Retrieved 2017-09-24.
  3. ^ O'Connell, Mark (2017-09-21). "Why We Sleep by Matthew Walker review – how more sleep can save your life". The Guardian. ISSN 0261-3077. Retrieved 2017-09-24.
  4. ^ "A 'catastrophic sleep-loss epidemic' is killing us, warns leading scientist". The Independent. 2017-09-24. Retrieved 2017-09-24.