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What are nocturnal seizures?

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Nocturnal seizures are seizures that occur during the night, while people are sleeping, according to Healthline. It is estimated that between 7.5 and 45 percent of individuals with epilepsy experience nocturnal seizures.

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Researchers believe that nocturnal seizures are triggered by the electrical activity that occurs in the brain during the stages of the sleep cycle, especially stage one and two, explains Healthline. Nocturnal seizures are usually partial seizures, meaning they are localized in one part of the brain. Several types of epilepsy are associated with nocturnal seizures, including juvenile myoclonic, awakening grand mal, benign rolandic and Landau-Kleffner syndrome. Nocturnal seizures can be diagnosed by medical professionals using electroencephalogram, CT or MRI scan, and daily recording of seizure activity.

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