Zobrazeno 1 - 9
of 9
pro vyhledávání: '"Runa Stefansdottir"'
Autor:
Runa Stefansdottir, Hilde Gundersen, Vaka Rognvaldsdottir, Alexander S. Lundervold, Sunna Gestsdottir, Sigridur L. Gudmundsdottir, Kong Y. Chen, Robert J. Brychta, Erlingur Johannsson
Publikováno v:
Scientific Reports, Vol 10, Iss 1, Pp 1-13 (2020)
Abstract In laboratory studies, imposed sleep restriction consistently reduces cognitive performance. However, the association between objectively measured, free-living sleep and cognitive function has not been studied in older adolescents. To addres
Externí odkaz:
https://doaj.org/article/3ea507a25ae74fc7b1a23eaa9f34a725
Autor:
Robert J. Brychta, Kong Y. Chen, Sigridur Gudmundsdottir, Sunna Gestsdottir, Vaka Rognvaldsdottir, Erlingur Johannsson, Runa Stefansdottir
Publikováno v:
Sleep Health
OBJECTIVES: Sleep duration and physical activity decline with age during adolescence. Earlier school schedules may contribute to these declines. The aim of this longitudinal study was to track changes in sleep and activity of Icelandic youth from pri
Autor:
Sunna Gestsdottir, Thordis Gisladottir, Runa Stefansdottir, Erlingur Johannsson, Greta Jakobsdottir, Vaka Rognvaldsdottir
Publikováno v:
PLoS ONE
PLOS ONE
e0261346
PLOS ONE
e0261346
Objective COVID-19 has affected people’s health in various ways. University students are a particularly sensitive group for mental and physical health issues. The aim of this study was to assess and compare the mental and physical health of male an
Autor:
Runa Stefansdottir, Vaka Rognvaldsdottir, Erlingur Johannsson, Robert J. Brychta, Kong Y. Chen
Publikováno v:
Journal of Sleep Research. 31
Sleep has been shown to affect cognitive function in laboratory studies; however, its association to the academic performance of adolescents has largely been demonstrated using self-reported measures. Studies with objective measures of both sleep and
Publikováno v:
Sleep. 45:A48-A48
Introduction Sleep has been shown to affect cognitive function in laboratory studies; however, its association to the academic performance of adolescents has largely been demonstrated using self-reported measures. Studies with objective measures of b
Autor:
Alexander Lundervold, Hilde Gundersen, Sigridur Gudmundsdottir, Vaka Rognvaldsdottir, Kong Y. Chen, Sunna Gestsdottir, Erlingur Johannsson, Runa Stefansdottir, Robert J. Brychta
Publikováno v:
Scientific Reports
Scientific Reports, Vol 10, Iss 1, Pp 1-13 (2020)
Scientific Reports, Vol 10, Iss 1, Pp 1-13 (2020)
In laboratory studies, imposed sleep restriction consistently reduces cognitive performance. However, the association between objectively measured, free-living sleep and cognitive function has not been studied in older adolescents. To address this ga
Autor:
Runa Stefansdottir, Robert J. Brychta, Soffia M. Hrafnkelsdottir, Vaka Rognvaldsdottir, Kong Y. Chen, Sigurbjörn Á. Arngrímsson, Sunna Gestsdottir, Sigríður Guðmundsdóttir, Erlingur Johannsson
Publikováno v:
Journal for the measurement of physical behaviour
Introduction: Sleep is often quantified using self-report or actigraphy. Self-report is practical and less technically challenging, but prone to bias. We sought to determine whether these methods have comparable sensitivity to measure longitudinal ch
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::774d9ec7ff6fc212424cb25eb89e7191
https://hdl.handle.net/20.500.11815/2488
https://hdl.handle.net/20.500.11815/2488
Autor:
H M Soffia, Robert J. Brychta, S Gudmundsdóttir, Vaka Rognvaldsdottir, Sigurbjörn Á. Arngrímsson, Erlingur Johannsson, Runa Stefansdottir, Kuoyuan Cheng
Publikováno v:
Sleep. 43:A99-A99
Introduction Sleep and physical activity are both important to health, but the demands of our modern schedule often require individuals to choose one over the other. In adolescents, the association between objectively measured sleep and physical acti
Autor:
Runa Stefansdottir, Hilde Gundersen, Robert J. Brychta, S Gudmundsdóttir, Vaka Rognvaldsdottir, Alexander Lundervold, Erlingur Johannsson, H Haraldsson, Sunna Gestsdottir, Kong Y. Chen
Publikováno v:
Sleep. 43:A128-A128
Introduction Sleep is important for people of all ages, especially children during development. However, adolescents often sleep less than the recommended eight hours per night. Clinical trials have found that even partial sleep deprivation- shorter