نتایج جستجو برای: sleep quantity

تعداد نتایج: 194564  

Journal: :Occupational and environmental medicine 2003
N Lamond J Dorrian G D Roach K McCulloch A L Holmes H J Burgess A Fletcher D Dawson

AIMS To investigate factors that may contribute to performance adaptation during permanent night work. METHODS Fifteen healthy subjects participated in an adaptation and baseline night sleep, directly followed by seven simulated eight-hour night shifts (2300 to 0700 hours). At the end of each shift they were taken outside and exposed to natural light for 20 minutes. They then slept from appro...

Journal: :Learning & memory 2003
Matthew P Walker Tiffany Brakefield Joshua Seidman Alexandra Morgan J Allan Hobson Robert Stickgold

Growing evidence suggests that sleep plays an important role in the process of procedural learning. Most recently, sleep has been implicated in the continued development of motor-skill learning following initial acquisition. However, the temporal evolution of motor learning before and after sleep, the effects of different training regimens, and the long-term development of motor learning across...

2013
Yong Liu Janet B Croft Anne G Wheaton Geraldine S Perry Daniel P Chapman Tara W Strine Lela R McKnight-Eily Letitia Presley-Cantrell

BACKGROUND Although evidence suggests that poor sleep is associated with chronic disease, little research has been conducted to assess the relationships between insufficient sleep, frequent mental distress (FMD ≥14 days during the past 30 days), obesity, and chronic disease including diabetes mellitus, coronary heart disease, stroke, high blood pressure, asthma, and arthritis. METHODS Data fr...

2014
Ashleigh J. Filtness Janelle MacKenzie Kerry Armstrong

Sleep disruption strongly influences daytime functioning; resultant sleepiness is recognised as a contributing risk-factor for individuals performing critical and dangerous tasks. While the relationship between sleep and sleepiness has been heavily investigated in the vulnerable sub-populations of shift workers and patients with sleep disorders, postpartum women have been comparatively overlook...

Journal: :Sleep 2016
Julie Vienne Ryanne Spann Fang Guo Michael Rosbash

STUDY OBJECTIVES Physiological studies show that aging affects both sleep quality and quantity in humans, and sleep complaints increase with age. Along with knowledge about the negative effects of poor sleep on health, understanding the enigmatic relationship between sleep and aging is important. Because human sleep is similar to Drosophila (fruit fly) sleep in many ways, we addressed the effec...

2017
Goran Medic Micheline Wille Michiel EH Hemels

Sleep plays a vital role in brain function and systemic physiology across many body systems. Problems with sleep are widely prevalent and include deficits in quantity and quality of sleep; sleep problems that impact the continuity of sleep are collectively referred to as sleep disruptions. Numerous factors contribute to sleep disruption, ranging from lifestyle and environmental factors to sleep...

Journal: :Sleep advances 2022

Abstract Introduction Since the COVID-19 pandemic began in 2020, it has significantly caused disruptions various aspects of daily life. In particular, students have been negatively affected by these changes due to unexpected alterations educational modalities. Stress management can help adapt new normality easier and monitor their activities, which reduce risk while improving sleep quality for ...

Journal: :JBI library of systematic reviews 2004
Emily J Haesler

BACKGROUND The promotion of sleep in older adults is a significant issue in high-level residential aged care facilities, with as many as 67% of residents experiencing disruptions to their sleep patterns. Not only do health concerns such as cognitive impairment, pain and incontinence impact upon this population's sleep quality and quantity, but environmental factors including noise, light and ni...

Journal: :Health psychology : official journal of the Division of Health Psychology, American Psychological Association 2013
Mona El-Sheikh Ryan Kelly Amy Rauer

OBJECTIVE Relations between interpartner psychological conflict (IPC) and the sleep of men and women were examined, and depression and anxiety symptoms were assessed as intervening variables of these associations. METHOD Participants were 135 cohabiting or married couples. The mean age was 36.50 (SD = 5.93) for women and 39.37 (SD = 7.33) for men. Most women (76%) and men (78%) were European ...

2010
Agnes Bäker Werner Güth Kerstin Pull Manfred Stadler

In generosity games, one agreement payoff is exogenously given, whereas the other is endogenously determined by the proposer’s choice of the ”pie” size. This has been shown to induce pie choices which are either efficiency or equality seeking. In our experiment, before playing the generosity game, participants are asked to buy their role via a random price mechanism. This should entitle them to...

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