Sleep is a natural state of bodily rest observed throughout the animal kingdom. 4 Effect of food and drink on sleep. 4. 1 Depressants. 4. 2 Stimulants. en. wikipedia. org/wiki/Sleep. Official journal of the American Academy of Sleep Medicine and the Sleep Research Society. www. journalsleep. org -. Provides descriptions of sleep disorders, links to sleep and research information, and community forums. www. sleepnet. com -. Nonprofit organization supporting public education, sleep-related research and advocacy related to sleep disorders such as insomnia, apnea, narcolepsy, and. www. sleepfoundation. org -. Read about how to get a healthy nights sleep, how much sleep is enough, and why skimping on sleep can lead to poor performance, health, and moods. www. medicinenet. com/sleep/article. htm. Fact sheet on normal sleep and sleep disorders developed by the National Institute of Neurological Disorders and Stroke (NINDS)www. ninds. nih. gov/disorders/brain_basics/understanding_sleep. htm. Sleep Center information on snoring, fatigue, sleep apnea, insomnia and other sleep disorders. Sleep apnea and insomnia. Fatigue and shift work. Sleep. www. mayoclinic. com/health/sleep/SL99999 -. REM sleep may help developing brains mature. Premature babies have 75 per cent REM sleep, 10 per cent more than full-term bubs. www. abc. net. au/science/sleep/facts. htm -. Sufficient sleep is increasingly being recognized as an essential aspect of. Insufficient sleep is associated with a number of chronic diseases and. www. cdc. gov/Features/Sleep -. Sleep problems can keep some teens awake at night even when. 1 and 2 are periods of light sleep from which a person can easily be. deep sleep stages. kidshealth. org/teen/your_body/take_care/sleep. html -. The American Academy of Sleep Medicine is the leader in setting standards and promoting excellence in sleep medicine health care, education and research. Sleep Advocate. www. aasmnet. org/. Part of the National Heart, Lung, and Blood Institute (NHLBI). Coordinates government-sponsored sleep research, training and education. www. nhlbi. nih. gov/about/ncsdr/. A well full of information on sleep, sleep disorders, sleep activism, sleep-related events and much more! Visitors, There are going to be some changes occurring for The Sleep Well Web Site. The Sleep Well sleep information is going to be updated and integrated with a new exciting web page at www. SleepQuest. com. www. stanford. edu/~dement/. Medical information about sleep disorders including, insomnia, snoring, and nightmares. During sleep, we usually pass through five phases of sleep: stages 1, 2, 3, 4, and REM (rapid eye movement) sleep. www. medicinenet. com/sleep/focus. htm www. medicinenet. com/sleep/focus. htm. ws&ob; white-space:pre; &cb;. staticAds&ob; margin-left:15px; &cb;.