By Michael Smith, North American Correspondent, MedPage Today
Published: March 11, 2013
Reviewed by Robert Jasmer, MD; Associate Clinical Professor of Medicine, University of California, San Francisco
Disturbed sleep quality may be an early sign of Alzheimer's disease, researchers reported.
In a cross-sectional study among cognitively normal people, deposition in the brain of a molecule involved in Alzheimer's pathogenesis was associated with poor sleep efficiency, according to David Holtzman, MD, of Washington University School of Medicine in St. Louis.
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