Delayed sleep phase syndrome||830.93 Sleep apnea||785.61 Obstructive sleep apnea||639.56 Sleep deprivation||594.24 Rapid eye movement (sleep)||443.16 Polysomnogram||407.91 Narcolepsy||407.91 Sleep paralysis||382.73 Hypnagogia||372.66 Sleep disorder||352.51 Insomnia||342.44 Polyphasic sleep||342.44 Non-24-hour sleep-wake syndrome||292.08 Sleep and breathing||251.79 Circadian rhythm sleep disorder||246.76 Sleep and creativity||231.65 Lucid dream||231.65 Dream||216.54 Segmented sleep||201.43 Sleep debt||196.4 Alcohol use and sleep||196.4 Sudden infant death syndrome||191.36 Fibromyalgia||191.36 William C. Dement||186.33 Non-rapid eye movement sleep||176.25 Nitrazepam||171.22 Sleep and learning||171.22 Mary Carskadon||161.15 Positive airway pressure||161.15 Polysomnography||161.15 Microsleep||159.84 Randy Gardner (record holder)||151.07 Slow-wave sleep||151.07 Orthopedic pillow||151.07 Sleep inertia||146.04 Co-sleeping||146.04 Somniloquy||141