Individuals with sleep-disordered breathing had elevated amyloid accumulation associated with Alzheimer's disease, as well as increased gray matter volume, metabolism and perfusion, and the overlap was specifically in the precuneus and posterior cingulate cortex, according to a study in JAMA Neurology. However, researchers found that SDB-related brain changes didn't correlate with cognition, self-reported sleep and cognitive difficulties and symptoms of excessive daytime sleepiness.
Brain changes seen in people with sleep-disordered breathing
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