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Sleep Disorders
Long Sleeper Syndrome; Short Sleeper Syndrome; Sleep-Related Neurogenic Tachypnea; Subwakefullness Syndrome; Long Sleeper Syndromes; Neurogenic Tachypnea, Sleep-Related; Neurogenic Tachypneas, Sleep-Related; Short Sleeper Syndromes
Conditions characterized by disturbances of usual sleep patterns or behaviors. Sleep disorders may be divided into three major categories: DYSSOMNIAS (i.e. disorders characterized by insomnia or hypersomnia), PARASOMNIAS (abnormal sleep behaviors), and sleep disorders secondary to medical or psychiatric disorders. (From Thorpy, Sleep Disorders Medicine, 1994, p187)