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Browsing by Subject "Svefn"

Browsing by Subject "Svefn"

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  • Mindus, Stephanie; Malinovschi, Andrei; Ekerljung, Linda; Forsberg, Bertil; Gislason, Thorarinn; Jõgi, Rain; Franklin, Karl A.; Holm, Mathias; Johannessen, Ane; Middelveld, Roelinde; Schlünssen, Vivi; Svanes, Cecilie; Torén, Kjell; Lindberg, Eva; Janson, Christer (Public Library of Science (PLoS), 2018-04-02)
    Background The term Asthma and COPD Overlap (ACO) describes a condition where asthma and COPD overlap. We aimed to investigate associations between ACO and insomnia and respiratory symptoms, and to investigate the prevalence of ACO and the characteristics ...
  • Halldórsson, Þórhallur Ingi; Kristjánsson, Álfgeir Logi; Þórisdóttir, Ingibjörg E.; Oddsdóttir, Charlotta; Sveinbjörnsson, Jóhannes; Benediktsson, Rafn; Sigfúsdóttir, Inga Dóra; Jörundsdóttir, Hrönn Ólína; H, Gunnlaugsdottir (2021-11)
    Previous risk assessments have concluded that adolescent's caffeine exposure from energy drinks (ED) are of limited concern. Recent surveys have, however, shown substantial increase in consumption. This cross-sectional survey conducted in 2020 estimated ...
  • Hrafnkelsdóttir, Soffía Margrét (University of Iceland, School of Education, Faculty of Sport and Health Sciences, 2020-08)
    Bakgrunnur: Unglingsárin eru tími mikilla breytinga og þroska hvað varðar líkamlegt og andlegt atgervi. Á þessum árum eykst tíðni andlegra kvilla og svefntruflana, sem geta haft alvarlegar afleiðingar fyrir unglinga og fylgt þeim inn í fullorðinsárin. ...
  • Brychta, Robert J.; Arnardottir, Nanna Yr; Johannsson, Erlingur; Wright, Elizabeth C.; Eiriksdottir, Gudny; Gudnason, Vilmundur; Marinac, Catherine R.; Davis, Megan; Koster, Annemarie; Caserotti, Paolo; Sveinsson, Thorarinn; Harris, Tamara; Chen, Kong Y. (2016-02-15)
    Study Objectives: To identify cross-sectional and seasonal patterns of sleep and physical activity (PA) in community-dwelling, older Icelandic adults using accelerometers. Methods: A seven-day free-living protocol of 244 (110 female) adults aged 79.7 ...
  • Rögnvaldsdóttir, Vaka; Brychta, Robert; Hrafnkelsdóttir, Soffía M.; Chen, Kong Y.; Arngrímsson, Sigurbjörn Árni; Johannsson, Erlingur; Gudmundsdottir, Sigridur Lara (Public Library of Science (PLoS), 2020-05-15)
    Background: Sleep and physical activity are modifiable behaviors that play an important role in preventing overweight, obesity, and metabolic health problems. Studies of the association between concurrent objective measures of sleep, physical activity, ...
  • Brychta, Robert J.; Rögnvaldsdóttir, Vaka; Gudmundsdottir, Sigridur Lara; Stefansdottir, Runa; Hrafnkelsdóttir, Soffía Margrét; Gestsdottir, Sunna; Arngrímsson, Sigurbjörn Árni; Chen, Kong Y.; Jóhannsson, Erlingur (Human Kinetics, 2019-12-01)
    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 ...
  • Noordam, Raymond; Bos, Maxime M.; Wang, Heming; Winkler, Thomas W.; Bentley, Amy R.; Kilpeläinen, Tuomas O.; de Vries, Paul S.; Sung, Yun Ju; Schwander, Karen; Cade, Brian E.; Manning, Alisa; Aschard, Hugues; Brown, Michael R.; Chen, Han; Franceschini, Nora; Musani, Solomon K.; Richard, Melissa; Vojinovic, Dina; Aslibekyan, Stella; Bartz, Traci M.; de las Fuentes, Lisa; Feitosa, Mary; Horimoto, Andrea R.; Ilkov, Marjan; Kho, Minjung; Kraja, Aldi; Li, Changwei; Lim, Elise; Liu, Yongmei; Mook-Kanamori, Dennis O.; Rankinen, Tuomo; Tajuddin, Salman M.; van der Spek, Ashley; Wang, Zhe; Marten, Jonathan; Laville, Vincent; Alver, Maris; Evangelou, Evangelos; Graff, Maria E.; He, Meian; Kühnel, Brigitte; Lyytikäinen, Leo-Pekka; Marques-Vidal, Pedro; Nolte, Ilja M.; Palmer, Nicholette D.; Rauramaa, Rainer; Shu, Xiao-Ou; Snieder, Harold; Weiss, Stefan; Wen, Wanqing; Yanek, Lisa R.; Adolfo, Correa; Ballantyne, Christie; Bielak, Larry; Biermasz, Nienke R.; Boerwinkle, Eric; Dimou, Niki; Eiriksdottir, Gudny; Gao, Chuan; Gharib, Sina A.; Gottlieb, Daniel J.; Haba-Rubio, José; Harris, Tamara B.; Heikkinen, Sami; Heinzer, Raphaël; Hixson, James E.; Homuth, Georg; Ikram, M. Arfan; Komulainen, Pirjo; Krieger, Jose E.; Lee, Jiwon; Liu, Jingmin; Lohman, Kurt K.; Luik, Annemarie I.; Mägi, Reedik; Martin, Lisa W.; Meitinger, Thomas; Metspalu, Andres; Milaneschi, Yuri; Nalls, Mike A.; O’Connell, Jeff; Peters, Annette; Peyser, Patricia; Raitakari, Olli T.; Reiner, Alex P.; Rensen, Patrick C. N.; Rice, Treva K.; Rich, Stephen S.; Roenneberg, Till; Rotter, Jerome I.; Schreiner, Pamela J.; Shikany, James; Sidney, Stephen S.; Sims, Mario; Sitlani, Colleen M.; Sofer, Tamar; Strauch, Konstantin; Swertz, Morris A.; Taylor, Kent D.; Uitterlinden, André G.; van Duijn, Cornelia M.; Völzke, Henry; Waldenberger, Melanie; Wallance, Robert B.; van Dijk, Ko Willems; Yu, Caizheng; Zonderman, Alan B.; Becker, Diane M.; Elliott, Paul; Esko, Tõnu; Gieger, Christian; Grabe, Hans J.; Lakka, Timo A.; Lehtimäki, Terho; North, Kari E.; Penninx, Brenda W. J. H.; Vollenweider, Peter; Wagenknecht, Lynne E.; Wu, Tangchun; Xiang, Yong-Bing; Zheng, Wei; Arnett, Donna K.; Bouchard, Claude; Evans, Michele K.; Gudnason, Vilmundur; Kardia, Sharon; Kelly, Tanika N.; Kritchevsky, Stephen B.; Loos, Ruth J. F.; Pereira, Alexandre C.; Province, Mike; Psaty, Bruce M.; Rotimi, Charles; Zhu, Xiaofeng; Amin, Najaf; Cupples, L. Adrienne; Fornage, Myriam; Fox, Ervin F.; Guo, Xiuqing; Gauderman, W. James; Rice, Kenneth; Kooperberg, Charles; Munroe, Patricia B.; Liu, Ching-Ti; Morrison, Alanna C.; Rao, Dabeeru C.; van Heemst, Diana; Redline, Susan (Springer Science and Business Media LLC, 2019-11-12)
    Both short and long sleep are associated with an adverse lipid profile, likely through different biological pathways. To elucidate the biology of sleep-associated adverse lipid profile, we conduct multi-ancestry genome-wide sleep-SNP interaction analyses ...
  • Björnsdóttir, Erla; Janson, Christer; Lindberg, Eva; Arnardottir, Erna Sif; Benediktsdóttir, Bryndís; Garcia-Aymerich, Judith; Carsin, Anne Elie; Real, Francisco Gómez; Torén, Kjell; Heinrich, Joachim; Nowak, Dennis; Sánchez-Ramos, José Luis; Demoly, Pascal; Arenas, Sandra Dorado; Navarro, Ramon Coloma; Schlünssen, Vivi; Raherison, Chantal; Jarvis, Debbie L; Gislason, Thorarinn (BMJ, 2017-08)
    Introduction Sleep length has been associated with obesity and various adverse health outcomes. The possible association of sleep length and respiratory symptoms has not been previously described. The aim of this study was to investigate the association ...
  • Murillo-Rodríguez, Eric; Di Marzo, Vincenzo; Machado, Sergio; Rocha, Nuno B.; Veras, André B.; Neto, Geraldo A. M.; Budde, Henning; Arias-Carrión, Oscar; Arankowsky-Sandoval, Gloria (Frontiers Media SA, 2017-05-30)
    The endocannabinoid system comprises several molecular entities such as endogenous ligands [anandamide (AEA) and 2-arachidonoylglycerol (2-AG)], receptors (CB1 and CB2), enzymes such as [fatty acid amide hydrolase (FAHH) and monoacylglycerol lipase ...
  • Theorell-Haglöw, Jenny; Ólafsdóttir, Inga Sif; Benediktsdóttir, Bryndís; Gislason, Thorarinn; Lindberg, Eva; Janson, Christer (Dove Medical Press Ltd., 2016-01)
  • Sigursteinsdóttir, Hjördís; Skuladottir, Hafdis; Agnarsdóttir, Þórey; Halldorsdottir, Sigridur (MDPI AG, 2020-01-20)
    Background: Middle managers have not received enough attention within the healthcare field, and little is known how stressful factors in their work environment coupled with a lack of adequate sleep are related to musculoskeletal pain. The aim of this ...
  • Sigurðarson, Eiríkur Smári (Saxo-instituttet, Københavns Universitet, 2015-04-01)
    In this paper Plato's ideas of sleep are analysed and the role of sleep in his philosophical reflections, in particular the ideas expressed in the Republic about preparing for sleep in order to free the soul in sleep.
  • Halldorsdottir, Sigridur; Skuladottir, Hafdis; Sigursteinsdóttir, Hjördís; Agnarsdóttir, Þórey (Stofnun stjórnsýslufræða og stjórnmála við Háskóla Íslands, 2016-12-19)
    Millistjórnendur eru í krefjandi hlutverki og upplifa sig oft eins og milli steins og sleggju. Þeir gegna þungavigtarhlutverki en störf þeirra einkennast af miklu vinnuálagi og streitu. Þó hafa þeir fengið fremur litla athygli í stjórnendafræðum, einkum ...
  • Gudmundsdottir, Sigridur Lara (Human Kinetics, 2020-02-01)
    Insufficient sleep duration may affect athletic performance and health. Inconsistent sleep pattern also has negative health effects, but studies on athletes’ intraindividual sleep variability are scarce. The aim of this research was to compare total ...