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Your brain and your body need to drop their core temperature by about 1 °C, or about 2-3 °F, in order for you to fall asleep and for you to stay asleep across the night. And this is the reason why you will always find it easier to fall asleep in a room that's too cold than too hot.
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Matthew Walker

To Initiate Sleep, Your Brain & Body Must Drop Their Core Temperature By 2-3 °F

#13: Temperature - Part 1

The Matt Walker Podcast

Topic: moment

To Initiate Sleep, Your Brain & Body Must Drop Their Core Temperature By 2-3 °F

To Initiate Sleep, Your Brain & Body Must Drop Their Core Temperature By 2-3 °F

#13: Temperature - Part 1 - Matthew Walker
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To Initiate Sleep, Your Brain & Body Must Drop Their Core Temperature By 2-3 °F
#13: Temperature - Part 1
#13: Temperature - Part 1 - Matthew Walker
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