نتایج جستجو برای: sleep patterns

تعداد نتایج: 517919  

Ali Akbar Mohammadi, Hossein Najafi, Mohamad Naser Laiegh Tizabi, Mohammad Bagher Delkhosh, Mojtaba Emkani, Narges Khanjani, Somayeh Rahimi Moghadam, Vahid Taghavi Manesh,

Background: Noise pollution is the third most dangerous risk factor for human health after air and water pollution. The aim of this study was to evaluate the effect of noise pollution on sleep disturbance among Neyshabur governmental teaching hospital staff, Iran, in 2015. Materials and Methods: This cross-sectional study was conducted in winter 2015. The sample size was 261 people from 2 hosp...

Journal: :South European Journal of Orthodontics and Dentofacial Research 2014

2002
Nita Lewis Miller Lawrence G. Shattuck Jennifer K. Clark

Sleep requirements of adolescents and young adults are distinct from those of other age groups due to differences in the circadian rhythms of the sleep-controlling hormone, melatonin. This study examined the sleep patterns of cadets during their first year of training and study at the United States Military Academy (USMA). The study population included the entire USMA class of 2007 (n ~ 1300) a...

2014
Stéphan G. Reebs

Do fishes sleep? This is not an easy question. It depends on what you mean by “sleep”. Most sleep researchers, being focused on mammals, recognise sleep when they see distinctive patterns of electrical activity of the brain. Fish, however, lack the complex brain structures from where these patterns originate. Another criterion to define sleep, used mainly in the field or in situations where ele...

2016
Haresh T. Suppiah Eling de Bruin

Sleep is crucial to the physiological and psychological development of youth. The implications of insufficient sleep on learning and school performance are well documented. However, adequate sleep often goes unmet due to a combination of biological, societal, and environmental factors, especially during adolescence. In the present review, the changes to adolescent sleep patterns, and its conseq...

Journal: :Journal of sleep research 2009
Avi Sadeh Jodi A Mindell Kathryn Luedtke Benjamin Wiegand

This study was designed to provide data on sleep patterns during the first 3 years, based on a large US-Canada Internet sample, to assess the prevalence of parental interventions and related factors of infant sleep ecology and to evaluate the links between sleep ecology and sleep. Five thousand six parents completed a web-based online questionnaire about their children, aged from birth to 36 mo...

2015
Haresh T. Suppiah Eling de Bruin

Sleep is crucial to the physiological and psychological development of youth. The implications of insufficient sleep on learning and school performance are well documented. However, adequate sleep often goes unmet due to a combination of biological, societal, and environmental factors, especially during adolescence. In the present review, the changes to adolescent sleep patterns, and its conseq...

2014
Yue Leng Nick W.J. Wainwright Francesco P. Cappuccio Paul G. Surtees Robert Luben Nick Wareham Carol Brayne Kay-Tee Khaw

OBJECTIVES Sleep patterns have been linked to various health outcomes, but sleep patterns in the British population have not been extensively reported. We aimed to describe the sleep characteristics reported by the European Prospective Investigation of Cancer (EPIC)-Norfolk participants, with a particular emphasis on the comparison of measures of sleep quantity. METHODS From 2006 to 2007, a t...

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