Sleep Science

Explore how sleep cycles, hormones, and biology shape rest quality.

16 stories

Sleep Science

Building a Sleep Environment That Works With Your Biology

Latest in Sleep Science

Sleep Science

Circadian Rhythm vs. Sleep Pressure: Two Forces That Decide When You Rest

By Sleep Health Editorial Team · 6 min · Feb 23, 2026
Sleep Science

Habits That Quietly Erode Sleep Quality Over Time

By Sleep Health Editorial Team · 6 min · Dec 31, 2025
Sleep Science

How Caffeine Works in the Brain—and Why the Timing Matters More Than the Amount

By Sleep Health Editorial Team · 9 min · Jun 9, 2025
Sleep Science

How Light Exposure Shapes Your Internal Clock

By Sleep Health Editorial Team · 7 min · Dec 31, 2025
Sleep Science

Inside the Sleep Cycle: What Happens to Your Brain and Body Each Night

By Sleep Health Editorial Team · 7 min · Mar 28, 2023
Sleep Science

Melatonin, Cortisol, and Adenosine: The Hormones That Run Your Sleep

By Sleep Health Editorial Team · 6 min · Dec 12, 2024
Sleep Science

Napping: What Science Says About Timing, Length, and Who Actually Benefits

By Sleep Health Editorial Team · 6 min · Feb 16, 2023
Sleep Science

REM Sleep vs. Deep Sleep: What Each Stage Actually Restores

By Sleep Health Editorial Team · 6 min · Aug 20, 2025
Sleep Science

Sleep Across a Lifetime: How Rest Needs and Patterns Change From Infancy to Old Age

By Sleep Health Editorial Team · 6 min · Aug 17, 2025
Sleep Science

Sleep Myths That Even Well-Meaning Doctors Used to Repeat

By Sleep Health Editorial Team · 7 min · Aug 15, 2024
Sleep Science

Sleep Science From Start to Finish: A Complete Guide for Everyday Readers

By Sleep Health Editorial Team · 7 min · May 22, 2023
Sleep Science

Understanding Sleep Architecture: A Beginner's Map of the Stages, Cycles, and Science

By Sleep Health Editorial Team · 9 min · Aug 9, 2023
Sleep Science

What a Consistent Sleep Schedule Does to Your Circadian Biology

By Sleep Health Editorial Team · 7 min · Jun 24, 2024
Sleep Science

What the Research Actually Says About Sleeping Less Than Seven Hours

By Sleep Health Editorial Team · 9 min · Mar 1, 2025
Sleep Science

Why Teenagers Really Do Need to Stay Up Later—and Sleep In

By Sleep Health Editorial Team · 7 min · Sep 3, 2025

Top Writers in Sleep Science

Sleep Health Editorial Team

Sleep Health Editorial Team

Contributor