Sleep Disorders and Sleep Problems:

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Sleep Disorders and Sleep Problems
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Individual Differences in Sleep Drive

• Some individuals need more and some less than the
  typical 8 hours per night
• Nonsomniacssleep far less than most, but do not
  feel tired during the day
• Insomniacshas a normal desire for sleep, but is
  unable to and feels tired during the day

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Sleep Disorders Quick List

• Insomniainability to fall asleep or stay asleep
• REM sleep disordersleeper acts out his or her
  dreams
• Night terrorssudden arousal from sleep and
  intense fear accompanied by physiological
  reactions (e.g., rapid heart rate, perspiration)
  that occur during slow-wave sleep
• Narcolepsyoverpowering urge to fall asleep that
  may occur while talking or standing up
• Sleep apneafailure to breathe when asleep

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Insomnia

• Recurring problems falling asleep or staying
  asleep
• Sleeping pills tend to inhibit or suppress REM
  sleep worsen the problem
• Alcohol suppresses REM sleep also worsens the
  problem
• Studies show most people overestimate how long it
  took them to get to sleep

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Sleep Apnea

• A sleep disorder characterized by temporary
  cessations of breathing during sleep and
  consequent momentary reawakenings.
• Tend to be loud snorers
• Continuous Positive Airway Pressure machine

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Narcolepsy

• A sleep disorder characterized by uncontrollable
  sleep attacks
• Person goes directly into REM sleep
• Nervous system getting aroused tends to trigger
  the sleep attack
• Narcolepsy has a genetic link and runs in some
  breeds of dogs.
• Rusty the Narcoleptic Dog (Click to View)
• Other Dogs with Narcolepsy (Click to View)
• Dobermans with Narcolepsy (Click to View)
• Skeeter the Narcoleptic Poodle (Click to View)

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Somnambulism

• Formal name for sleepwalking
• Starts in the deep stages of N-REM sleep
• Person can walk or talk but remembers nothing of
  the experience
• CNN Report on Sleep Deprivation Sleep Walking
  (2 min)

8
Night Terrors

• Sleep disorder characterized by high arousal and
  appearance of being terrified
• Happens during stage 4 sleep mostly children
• The children seldom remember the event.

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Other Sleep Disorders

• Bruxism teeth grinding
• Enuresis bed wetting
• Myoclonus sudden jerk of a body part occurring
  during stage 1 sleep
• Everyone has occasional episodes of myoclonus