Chronic insomnia tied to higher dementia risk, long-term hypnotic use with reduced risk

Chronic insomnia was associated with higher risk for developing mild cognitive impairment and dementia, and individuals with reduced sleep had a higher rate of cognitive decline and more white matter hyperintensities, according to a study. The study showed that chronic insomnia is a potential modifiable risk factor for dementia, Diego Carvalho, MD, MS, a clinical neurophysiologist with the Mayo

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