Objective Sleep disturbances are prevalent problems in the general population. Symptoms
of insomnia can impact various physical and mental conditions. Furthermore, sleep …

We aimed to obtain reliable reference charts for sleep duration, estimate the prevalence of
sleep complaints across the lifespan and identify risk indicators of poor sleep. Studies were …

This study examined the available literature concerning the association between sleep
quality and quality of life (QoL) in autonomous older people with no sleep disorders. A …

Background Both sleep duration and sleep quality are related to future health, but their
combined effects on mortality are unsettled. We aimed to examine the individual and joint …

The major aim of this study was to examine laboratory-and diary-based measures of sleep in
a group of healthy (“successfully aging”)“old old” subjects (≥ 75 years of age), as contrasted …

Abstract Study Objectives Emerging evidence supports a multidimensional perspective of
sleep in the context of health. The sleep health model, and composite sleep health score …

BACKGROUND: Sleep is critical for optimal cognitive function, but as we age both cognitive
impairment and sleep problems increase. Longitudinal, population-based studies can be …

Objective The relationship between insomnia symptoms and cognitive performance is
unclear, particularly at the population level. We conducted the largest examination of this …

Sleep is important for optimal cognitive functioning across the lifespan. Among older adults
(≥ 55 years), self-reported short and long sleep durations have been repeatedly, albeit …

Objective Objective and self-reported sleep are only moderately correlated and it is
uncertain if these two types of sleep measures are associated with distinct biological and …