2min chapter

The Knowledge Project with Shane Parrish cover image

#131 Matthew Walker: The Power of Sleep

The Knowledge Project with Shane Parrish

CHAPTER

How Do We Know We're Getting Enough Sleep?

No one stage of sleep is more important than the other. Different stages of sleep do different things for your brain and your body at different times of the night. If only one type of sleep was important, she would have excised the other type of sleep during the evolutionary course of development long ago.

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