American Academy of Sleep Medicine
American Sleep Apnea Association
American Sleep Association
MedicineNet.com
National Heart Lung and Blood Institute
National Sleep Foundation
SleepBetter.org
Sleep Channel
Sleep Education Blog
“Sleep Well, Be Healthy” Council
The Better Sleep Council
The Journal of Sleep
The Narcolepsy Network
The Restless Legs Syndrome Foundation
U.S. National Library of Medicine: MedLine Plus
Your Sleep
Sleep Diary
Download COPD Care App on iTunes
Download COPD Care App on Google Play Store