5min chapter

The Knowledge Project with Shane Parrish cover image

#131 Matthew Walker: The Power of Sleep

The Knowledge Project with Shane Parrish

CHAPTER

Clinical Grade Insomnia

insomnia is defined as at least probably one of four different things, and they're not mutually exclusive. There's a little bit of heristic and it's pobably earlier in the day. We've found that even just one glass of wine in the evening can have significant and measurable a impact on your sleep at night. It seems to be that insomnia is about 30 % heritable. So if your parents have always struggled with sleep and are chronic insomniac, then there is a substantive chance that you too will.

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