How Sleep Works - National Sleep Foundation

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How Sleep Works

Let Sleep Work For You
What Happens When You Sleep
ABC's of ZZZZs -- When You Can't Sleep
Healthy Sleep Tips
How Much Sleep Do We Really Need?
Myths -- and Facts -- About Sleep
Animals' Sleep: Is There a Human Connection?
Sleep-Wake Cycle: Its Physiology and Impact on Health (PDF - to download Adobe Acrobat click here.)
The Cycles of Sleeping and Waking with the Doze Family (Interactive 3D Educational Tool)
Ingredients for Slumber: How Food and Beverages May Affect Your Sleep

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