Introduction An estimated 6.07 million older adults in the US in 2020 had Alzheimer's
disease, the most common cause of dementia. With the number of patients doubling every …

Background: Sleep disturbances have been linked with cognitive decline and a higher risk
of dementia. However, there is a lack of studies with sufficient follow-up duration, a detailed …

Specific sleep characteristics have been associated with cognitive decline, Alzheimer's
disease, and related dementias; however, studies examining the association between …

Abstract Background and Objectives Sleep disorders often predict or co-occur with cognitive
decline. Yet, little is known about how the relationship unfolds among older adults at risk for …

Study Objectives: To investigate interactions between high and low amounts of sleep and
other predictors of cognitive performance. Methods: We used four cognitive tests to …

Alterations in sleep patterns are common among older adults; further, short and long sleep
durations have been linked with impaired cognitive performance in older individuals. Yet …

Background Epidemiological studies have focused on the effects of specific sleep disorders
on cognition in the elderly. However, sleep health can be measured across multiple …

This study examined the relation between sleep quality and cognitive performance in older
adults, controlling for common medical comorbidities. Participants were community …

Introduction Poor sleep is a promising modifiable risk factor for impaired cognition in older
adults. However, the relationship between sleep and cognition is likely bi-directional, and …

Sleep intraindividual variability (S-IIV), the variability in sleep from night to night, is an
emerging aspect of suboptimal sleep that yields additional information not obtainable by …