Sleep Education Library
Free, practical articles written for adults who want better nights — grouped by topic so you can find what you need.
Featured Articles
Our most popular reads — Yu Sleep supplements, sleep training tips and sleep hygiene essentials.
Bedtime RoutinesA Simple Two-Minute Bedtime Routine for Restless Nights
A short, repeatable two-minute wind-down routine that builds a consistent sleep cue — plus an honest look at a popular plant-based option.
Sleep Habits7 Sleep Habits Backed by Research (Not Hype)
Seven everyday sleep habits — from consistent wake times to morning light — with an honest look at what the evidence does and doesn't show.
Caffeine & SleepCaffeine and Sleep: How Long It Really Stays in Your System
How long caffeine really stays in your system, why afternoon coffee can quietly lighten sleep, and a practical cut-off guide you can use tonight.
Related Articles
Waking at Night
Why you wake up at night and how to settle back to sleep.
Why Do I Keep Waking Up at 3 AM?
Understanding the most frustrating hour on the clock — and what your body is really telling you
Why You Wake Up at 3 AM (and What May Help You Get Back to Sleep)
Why nighttime awakenings are normal, what commonly triggers them, and gentle, practical ways to settle back to sleep without staring at the clock.