Tuesday, April 21, 2009

Loss of Sleep/ Insomnia/sleep deprivation


Sleep deprivation or insomnia is a general lack of the necessary amount of sleep. It varies from restless or disturbed sleep to a reduction in the usual time spent sleeping and, in the extreme, may involve complete wakefulness.This may occur as a result of sleep disorders, active choice or deliberate inducement such as in interrogation or for torture.

Loss of sleep, even for a few short hours during the night, can prompt one’s immune system to turn against healthy tissue and organs.

Insomnia can take a variety of forms:

  • difficulty falling asleep (initial insomnia)
  • difficulty staying asleep
  • early wakening

Causes of Insomnia:

  • Many elderly people typically sleep lightly and fitfully.
  • Some people are kept awake by painful conditions such as arthritis, others are disturbed by the need to urinate frequently or by leg cramps.
  • Sleeplessness is also common during pregnancy, especially in the later weeks.
  • Previous arguments with family members
  • Watching exciting programs on television late at night
  • Consuming caffeine (found in tea, coffee or cola drinks), large amounts of alcohol or a large meal close to bedtime
  • In most cases, however, the core problem is emotional.

Physiological effects

  • aching muscles
  • hallucinations
  • hand tremors
  • irritability
  • memory lapses or loss
  • severe yawning
  • temper [tantrum]s in children
  • symptoms similar to: Attention-deficit Hyperactivity Disorder.

Other effects:

  • Diabetes
  • Effects on the brain
  • Effects on growth
  • Effects on the healing process
  • Impairment of ability
  • Obesity

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