Chronic Insomnia Linked to Cognitive Decline in Older Adults
A US longitudinal population-based cohort study suggests that chronic insomnia, especially with reduced sleep, is a risk factor for cognitive decline and adverse brain health in older adults. Researchers followed cognitively unimpaired participants who underwent annual neuropsychological testing and brain imaging (amyloid-PET and MRI for white matter hyperintensities [WMH]) over […]