Diseases

Transient Insomnia

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Insomnia can be classified as transient, acute, or chronic. Transient Insomnia lasts for less than a week. It can be caused by another disorder, by changes in the sleep environment, by the timing of sleep, severe depression, or by stress. ... Chronic insomnia lasts for longer than a month.

SYMPTOMS

Difficulty falling asleep, including difficulty finding a comfortable sleeping position, waking during the night and being unable to return to sleep, feeling unrefreshed upon waking, daytime sleepiness, irritability or anxiety.

CAUSES

Jet lag, changes in shift work, excessive or unpleasant noise, uncomfortable room temperature (too hot or too cold) stressful situations in life (exam preparation, loss of a loved one, unemployment, divorce, or separation)