Despite years of research, clinical trials, and advancements in biotech, no one has cracked the code on why exactly humans sleep. But Founder and Director of U.C. Berkeley's Center for Human Sleep Science, Dr. Matthew Walker, is very much in pursuit. In this episode, Matthew, author of the New York Times Bestseller, Why We Sleep, gives us an in-depth look at how sleep can enhance everything from our nutritional cravings to our mood and anxiety levels to our reaction time and breaks down his top five tips that anyone can use to get a good night’s sleep tonight.

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