In studying the sleep behavior and brain activity of 12 students at the University of Concordia, in Quebec, researchers were able to predict which students were more likely to develop symptoms of insomnia during exam time.
During sleep, the brain produces a series of electromagnetic waves. The majority of these waves are generated deep in the brain from portions called thalamus and cortex. Research suggests the central purpose of these waves is to drown out potentially disruptive external stimuli and promote deeper sl...
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