Results 31 to 40 of about 712,059 (303)

A population-based study of reduced sleep duration and hypertension : the strongest association may be in premenopausal women [PDF]

open access: yes, 2009
Objectives: Recent evidence indicates that reduced sleep duration may be associated with an increased risk of hypertension with possibly stronger effects among women than men.
Al Lawati   +55 more
core   +1 more source

The Relationships of Sleep Duration and Inconsistency With the Athletic Performance of Collegiate Soft Tennis Players

open access: yesFrontiers in Psychology, 2022
We evaluated the relationships of daily sleep duration and inconsistency with soft tennis competitive performance among 15 healthy collegiate soft tennis players (13 male, 2 female, mean age = 19.7 ± 0.8 years, height = 170.8 ± 7.3 cm, weight = 60.3 ± 5 ...
Tianfang Han   +5 more
doaj   +1 more source

Cross-sectional associations between sleep duration, sedentary time, physical activity, and adiposity indicators among Canadian preschool-aged children using compositional analyses [PDF]

open access: yes, 2017
Background Sleep duration, sedentary behaviour, and physical activity are three co-dependent behaviours that fall on the movement/non-movement intensity continuum.
AG LeBlanc   +42 more
core   +4 more sources

REM sleep deprivation during 5 hours leads to an immediate REM sleep rebound and to suppression of non-REM sleep intensity [PDF]

open access: yes, 1990
Nine healthy male subjects were deprived of REM sleep during the first 5 h after sleep onset. Afterwards recovery sleep was undisturbed. During the deprivation period the non-REM EEG power spectrum was reduced when compared to baseline for the ...
Achermann   +22 more
core   +4 more sources

Sleeping, Smoking, and Kidney Diseases: Evidence From the NHANES 2017–2018

open access: yesFrontiers in Medicine, 2021
Study Objectives: Smoking and sleep are modifiable factors associated with the chronic kidney diseases. However, the interaction of smoking and sleep on the renal function are still unclear.
Chia-Chao Wu   +14 more
doaj   +1 more source

Independent and combined effects of sleep quality and night sleep duration on health-related quality of life in rural areas: a large-scale cross-sectional study

open access: yesHealth and Quality of Life Outcomes, 2022
Background The combined effect of sleep quality and night sleep duration on health-related quality of life (HRQoL) remains unclear, especially in resource-limited countries and areas.
Wei Liao   +10 more
doaj   +1 more source

Sleep quality influences subsequent motor skill acquisition [PDF]

open access: yes, 2016
While the influence of sleep on motor memory consolidation has been extensively investigated, its relation to initial skill acquisition is less well understood.
Albouy, Genevieve   +4 more
core   +1 more source

Association between Sleep Duration and 24-Hour Urine Free Cortisol in the MrOS Sleep Study [PDF]

open access: yes, 2013
Context Short sleep duration is associated with adverse health outcomes, but the mechanisms involved are unknown. It has been postulated that short sleep duration may elevate cortisol levels, but studies have had conflicting results.
Elizabeth Barrett-Connor   +7 more
core   +4 more sources

Sleep Duration and Myocardial Infarction

open access: yesJournal of the American College of Cardiology, 2019
Observational studies suggest associations between extremes of sleep duration and myocardial infarction (MI), but the causal contribution of sleep to MI and its potential to mitigate genetic predisposition to coronary disease is unclear.This study sought to investigate associations between sleep duration and incident MI, accounting for joint effects ...
Daghlas, Iyas   +6 more
openaire   +4 more sources

Association of sleep behavior with depression: a cross-sectional study in northwestern China

open access: yesFrontiers in Psychiatry, 2023
BackgroundThis study aimed to examine the association between sleep duration, sleep problems, and depression in Northwest China.MethodDepression was diagnosed at the hospital and self-reported by the participants in the baseline survey.
Jingchun Liu   +44 more
doaj   +1 more source

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