Multiple studies have examined associations between sleep and cognition in older adults,
but a majority of these depend on self-reports on sleep and utilize cognitive tests that assess …

Background Daytime napping may improve cognitive function in older adults. However, the
association can be complicated by specific features of napping and the older adult's health …

Abstract Background The World Alzheimer Report showed that 46.8 million people suffered
from dementia in 2015. This study examined how the duration and quality of sleep are …

Background Depression is a frequent and serious disease often undiagnosed in elderly. We
aimed to examine (1) the prevalence/correlates associated with depression and (2) the …

Background Existing evidence concerning the relationship between daytime napping and
type 2 diabetes (T2D) is inconsistent, and whether the effects of napping differ by body fat …

Hypertension is one of the most prevalent chronic conditions and has been proven to be
related to cognitive function. However, there is no evidence regarding the heterogeneity in …

Purpose Excessive daytime sleepiness (EDS) and cerebral small vessel disease (CSVD)
are common problems among older adults; however, their association is not clear. The …

Background The relationship between afternoon napping and cognitive function in the
elderly is very complex and the mechanism is unknown. Methods In the current study, 194 …

There is growing evidence that high basal cortisol levels and systemic inflammation
independently contribute to cognitive decline among older people without dementia. The …

Background Early signs of Alzheimer disease (AD) are difficult to detect, causing diagnoses
to be significantly delayed to time points when brain damage has already occurred and …