#caffeine

October 29, 2026
How Caffeine Can Lighten Your Sleep Without Waking You
@body
Written by
Kurt Greiner
A review of 32 human studies finds caffeine reliably reduces slow-wave activity in sleep, even when you feel you slept fine. Here is how to test your own cutoff. Read more…
Photo by Attaporn Lholamlert on Pexels

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#caffeine

How Caffeine Can Lighten Your Sleep Without Waking You