Feel Better, Live More with Dr Rangan Chatterjee cover image

Why We Sleep with Matthew Walker PART 1 #26

Feel Better, Live More with Dr Rangan Chatterjee

00:00

The Implications of Caffeine on Sleep Quality

Caffeine is a psychoactive substance that we use liberally. We often don't think about the implications of that, he says. One dose of caffeine in the evening decreased the amount of deep sleep by 20%. And even if you feel that you're immune to that evening cup of coffee, how it will still impact your sleep - even though consciously you know nothing about it.

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