Sleep: Understanding the Basics (cont.)
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Synonyms and Keywords
sleep understanding the basics, stages of sleep, stage I, stage II, stage III, stage IV, delta waves, delta activity, nonrapid eye movement, NREM, rapid eye movement, REM, light sleep, deep sleep, circadian rhythms, melatonin, biological clock, hypothalamus, neurons, nerve cells, brain activity during sleep, pineal gland, prolactin, testosterone, growth hormone, sleep rhythm, neurotransmitters, sleep deprivation, lack of sleep, sleep cycles, sleep time, amount of sleep needed, jet lag, insomnia, sleep hygiene, sleepwalking
Medically Reviewed by a Doctor on 9/28/2012
Michael B. Russo, MD
Shehnaz Shaikh, MD
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Sleep Problems - Symptoms
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Sleep - Treatment
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Sleep - Problems Experienced
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Read What Your Physician is Reading on Medscape
Sleep disturbances in youth represent highly common phenomena that, in severe forms, can interfere with daily patient and family functioning.