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Beta EEG activity and insomnia

Sleep Medicine ReviewsPublished 1 October 2001
Michael L. Perlis, Helli Merica, Michael T. Smith, Donna E. Giles
Citations344
SJR quartileQ1
SJR score4.21
SNIP4.30

TL;DR

The seven studies which find that beta EEG is elevated at around sleep onset and during polysomnographic sleep in patients with insomnia are critically reviewed, two theoretical perspectives on beta EEG are presented, and the concept of hyperarousal as a three component process is discussed.

Abstract

To date there have been seven studies which find that beta EEG is elevated at around sleep onset and during polysomnographic sleep in patients with insomnia. These findings suggest that insomnia may be characterized by central nervous system (CNS) hyperarousal. In this article, the seven studies are critically reviewed, two theoretical perspectives on beta EEG are presented, and the concept of hyperarousal as a three component process is discussed.

Keywords

PsychologyNeuroscience