Insomnia

insomnia is not a disease, but is a phenomenon which has various causes, such as emotional disorders, physical disorders and drug use.

Difficulty sleeping often, both at a young age or old age, and often arise in conjunction with emotional disorders like anxiety, anxiety, depression or fear.
Sometimes people have trouble sleeping simply because the body and brain is not tired.
Insomnia is a symptom of sleep disorders in the form of recurrent difficulties to sleep or maintaining sleep, although there is a chance for it. The symptoms are typically followed by functional impairment while awake.

With increasing age, sleep tends to decrease. Stage of sleep also change, stage 4 which became shorter and eventually disappear, and at all stages more awake. These changes, although normal, often makes parents think that they are not getting enough sleep.

The pattern in the early morning wake up more often found in the elderly. Some people fall asleep normally but wake up several hours later and it's hard to fall asleep again.

Sometimes they sleep in a state of restless sleep and was not satisfied. Built in the early days, at any age, is a sign of depression.

People can suffer disturbed sleep patterns are reversed sleep rhythm, their sleep was not in time to sleep and wake up in time to sleep.

This often happens as a result of:

* Jet lag (especially if traveling from east to west).
* Working in the evenings.
* Often changing working hours.
* Excessive use of alcohol.
* Side effects of drugs (sometimes).
* Damage to the brain (due to encephalitis, stroke, Alzheimer's disease)

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