Sign in  |  Register

Illustrated Health Encyclopedia
[an error occurred while processing this directive]

Ency. home > Symptoms > S > Sleeping difficulty

Sleeping difficulty   

Overview | Recovery

Alternative names:

Insomnia; Inability to sleep; Dyssomnia; Sleeplessness; Wakefulness

Definition:

Chronic and persistent difficulty in either (1) falling asleep (initial insomnia), (2) remaining asleep through the night (middle insomnia), or (3) waking up too early (terminal insomnia). All types of insomnia can lead to daytime drowsiness, poor concentration, and the inability to feel refreshed and rested in the morning.

Considerations

Common Causes

Ency. home > Symptoms > S > Sleeping difficulty

[an error occurred while processing this directive]