Results 1 to 10 of about 6,976,483 (208)

Genetic and Environmental Influences on Sleep Quality: Quantitative and Molecular Genetic Approaches to an Understanding of Individual Differences [PDF]

open access: yes
There are vast inter-individual differences in sleep quality in the general population – whilst some individuals sleep well with little or no sleep disturbance, others experience frequent sleep disturbances, problems which often manifest into chronic ...
Barclay, Nicola L.
core   +8 more sources

The relationship between parents’ sleep quality and sleep hygiene and preschool children’ sleep habits

open access: yes, 2022
OBJECTIVE: The relationship between parents’ sleep quality and sleep hygiene and preschool children’s sleep habits was examined. MATERIAL AND METHODS: The study population consisted of the parents of all preschool children at daycare centers located in ...
Ahmadi, Alireza   +11 more
core   +1 more source

Better quality sleep promotes daytime physical activity in patients with chronic pain? : A multilevel analysis of the within-person relationship [PDF]

open access: yes, 2014
Background: Promoting physical activity is key to the management of chronic pain, but little is understood about the factors facilitating an individual’s engagement in physical activity on a day-to-day basis. This study examined the within-person effect
Tang Nicole K. Y.   +9 more
core   +2 more sources

REM Sleep: An Unknown Indicator of Sleep Quality [PDF]

open access: yesInternational Journal of Environmental Research and Public Health, 2021
Standard polysomnographic analysis of sleep has not provided evidence of an objective measure of sleep quality; however, factors such as sleep duration and sleep efficiency are those more consistently associated with the subjective perception of sleep quality.
openaire   +3 more sources

Sleep and cognition [PDF]

open access: yes, 2014
Sleep is an ancestral and primitive behaviour, an important part of life thought to be essential for restoration of body and mind. As adults, we spend approximately a third of our lives asleep and as we progress through life there are certain shifts in ...
Wright, Hayley   +11 more
core   +1 more source

Association between socioeconomic status and longitudinal sleep quality patterns mediated by depressive symptoms [PDF]

open access: yes, 2021
Study objectives: We aimed to examine whether associations between socioeconomic status (SES) and longitudinal sleep quality patterns are mediated by depressive symptoms.
김현창, 정선재
core   +1 more source

The Natural History of Insomnia: Acute Insomnia and First-onset Depression [PDF]

open access: yes, 2013
Study Objectives: While many studies have examined the association between insomnia and depression, no studies have evaluated these associations 1) within a narrow time frame, 2) with specific reference to acute & chronic insomnia, and 3) using ...
Michael L. Perlis   +18 more
core   +1 more source

Dependent negative life events and sleep quality: An examination of gene-environment interplay. [PDF]

open access: yes, 2011
Objectives: Negative life events are associated with sleep disturbances. Further understanding of these associations is beneficial as sleep disturbances are common.
Eley, Thalia C.   +11 more
core   +1 more source

Effects of Varicocelectomy on Sleep Quality

open access: yesUrological Science, 2021
Purpose: The relationship between sleep quality and testosterone levels has been known. However, there are no data whether sleep quality and varicocelectomy have a relationship. Therefore, we aimed to investigate the effect of varicocelectomy on sleep quality and testosterone levels.
SARI, SERCAN   +5 more
openaire   +2 more sources

Refreshing Sleep and Sleep Continuity Determine Perceived Sleep Quality [PDF]

open access: yesSleep Disorders, 2016
Sleep quality is a construct often measured, employed as an outcome criterion for therapeutic success, but never defined. In two studies we examined appraised good and poor sleep quality in three groups: a control group, individuals with obstructive sleep apnea, and those with insomnia disorder.
Eva Libman   +11 more
openaire   +3 more sources

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