• Created by: Molly
  • Created on: 03-12-12 19:25
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  • Insomnia
    • diagnostic for insomnia
      • definition: problems falling asleep, maintaining sleep and reductions in sleep quality.
      • sleep onset latency of more than 30 mins (time taken to fall asleep)
      • sleep efficiency of less than 85% (time in bed actually spent asleep)
      • increased number of night time awakenings
      • symptoms occuring 3 or more times a week
      • transient insomnia lasts less than one week
      • shrot term  insomnia lasts for between one and 4 weeks.
      • chronic insomnia lasts for more than one month
    • primary insomnia
      • chronic insomnia occuring in the absense of any psychological or physical condition that might explain it.
      • idiopathic insomnia most severe form of primary insomnia. and effectively lifelong. learn to live with it. extremelly rare
      • no clear explanations, can be caused by some basic malfuncition in our sophsiticated sleep control systems.
    • secondary insomnia
      • chronic insomnia that can be exlpained by a pre existing psychological or physical condition.
      • psychological disorders such as depression, anxiety, schizophrenia can cause it. 40% of insomnia patients have an associated psychological disorder
      • medical conditions such as heart failure and asthma can lead to insomnia
      • drug use can lead to insomnia, stimulants and alcohol.
      • sleep apnea and sleep walking linked to insomnia
    • treatments
      • drugs
        • if insomnia is a secondary response to anxiety of depression drugs are used.
        • sleeping pills reduce sleep quality disrupting normal ultradian pattern or REM and NREM.
      • stimulus control therapy
        • based on the idea insomnia is a learned response
        • only go to bed when sleepy, only using bed for sleep, waking and getting up at the same time every morning, not taking naps during day.
      • CBT
        • causes of insomnia discussed
      • over arousal
        • progressive muscle relaxtion and imagery techniques.
    • clinical anxiety cause of secondary insomnia, neuroticism personality trait of anxiety


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