Why do we sleep? Do we really need 8 hours or can we get by with 6 or less? In this book, sleep researcher Matthew Walker discusses his career’s work on sleep. He shows how sleep is important for health and functioning. Sleep plays a vital role in memory formation and learning capacity. It has diverse health impacts from bolstering our immune system to promoting cardiovascular health. In a world where we rely on a medicated and caffeinated existence, we would do well to take a full dose of the best health supplement, sleep. This is a fascinating read and is an inspiration to pursue more slumber.
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