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Chapter 12.Sleep-Wake Disorders

https://doi.org/10.1176/appi.books.9781615373758.db12

Sections

Normal Sleep and Sleep Architecture | Assessment of Sleep | Insomnia Disorder | Hypersomnolence Disorder | Narcolepsy | Breathing-Related Sleep Disorders | Circadian Rhythm Sleep-Wake Disorders | Parasomnias | Restless Legs Syndrome | Substance/Medication-Induced Sleep Disorder | Self-Assessment Questions

Excerpt

Sleep occupies about one-third of our lives and is essential to survival, yet its purpose remains a mystery. Prolonged sleep deprivation impairs thermal balance and energy regulation, causes cognitive impairment, and can contribute to death. It is no wonder that sleep complaints are among the most common that people report to their physicians. DSM-5 lists 12 sleep-wake disorders and several residual categories (see Table 12–1).

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