What Causes Night Terrors?

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Definition

Night terrors are a sleep disorder in which a person quickly awakens from sleep in a terrified state.


Alternative Names

Pavor nocturnus; Sleep terror disorder


Causes, incidence, and risk factors

Night terrors (sleep terrors) occur during deep sleep, usually during the first third of the night. The cause is unknown but night terrors may be triggered by fever, lack of sleep, or periods of emotional tension, stress, or conflict.

In contrast, nightmares are more...

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