A study released in Current Biology says determining the amount of spindles can indicate who is most vulnerable to waking up during the night. Scientists want to figure out how to help people develop more sleep spindles as a way to possibly treat sleeping disorders.
Study probes heavy, light sleepers
August 10, 2010 Researchers believe the answer is linked to bursts of brain activity that occur during sleep called sleep spindles. The more the brain produces, the more a person is protected from noise disruptions.
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