Sleep Disorders
Sleep is a complex physiologic state.
Insomnia:
• Common difficulty in sleeping or disturbance in sleep pattern insufficient sleep; common symptom associated with wide range of underlying conditions
• More common with advancing age and in females
• initial insomnia – difficulty getting to sleep
• treatment – depends on cause
Narcolepsy:
• syndrome of recurrent attacks of irresistible sleep with sudden loss of muscle tone (cataplexy) – tend to fall asleep at anytime, not just when understimulated
• believed to result from the intrusion of the REM state into an awake state
• periods of sleep are generally short and can be woken easily – usually feel refreshed after waking
• unknown cause; high association with HLA-DRW2
• treatment – stimulant drugs (eg dexamphetamine)
http://journals.lww.com/pain/pages/articleviewer.aspx?year=2015&issue=08000&article=00010&type=Fulltext
Related Topics:
Drugs for sleep and anxiety | Sleep Apnoea | Sleep Disorders in Athletes | Why we Sleep | Sleep Hygiene | PodChatLive Episode 94 with David Klyne on the Relevance of Sleep | Drowsiness (somnolence)
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