• Adolescents’ prospective screen time by gender and parental education, the mediation of parental influences 

      Totland, Torunn Holm; Bjelland, Mona; Lien, Nanna; Bergh, Ingunn Holden; Gebremariam, Mekdes K.; Grydeland, May; Ommundsen, Yngvar; Andersen, Lene F. (Journal article; Peer reviewed, 2013-07-06)
      Background: The present study investigated associations in gender dyads of parents’ and adolescents’ time spent on television and video viewing (TV/DVD), and computer and electronic game use (PC/games) at the ages of 11 ...
    • Are screen-based sedentary behaviors longitudinally associated with dietary behaviors and leisure-time physical activity in the transition into adolescence? 

      Gebremariam, Mekdes K.; Bergh, Ingunn Holden; Andersen, Lene F.; Ommundsen, Yngvar; Totland, Torunn Holm; Bjelland, Mona; Grydeland, May; Lien, Nanna (Journal article; Peer reviewed, 2013-01-25)
      Background There is a need for more longitudinal studies investigating the associations between screen-based sedentary behaviors (SB), dietary behaviors and leisure-time physical activity (PA). Methods In the HEIA ...
    • Changes in adolescents’ and parents’ intakes of sugar-sweetened beverages, fruit and vegetables after 20 months: results from the HEIA study a comprehensive, multi-component school-based randomized trial 

      Bjelland, Mona; Hausken, Solveig E. Sand; Bergh, Ingunn Holden; Grydeland, May; Klepp, Knut Inge; Andersen, Lene F.; Totland, Torunn Holm; Lien, Nanna (Journal article; Peer reviewed, 2015-03-20)
      Background: Interventions conducted in school-aged children often involve parents, but few studies have reported effects on parents’ own behaviour as a result of these interventions. Objective: To determine if a ...
    • Changes in adolescents’ intake of sugarsweetened beverages and sedentary behaviour: results at 8 month mid-way assessment of the HEIA study - a comprehensive, multi-component school-based randomized trial 

      Bjelland, Mona; Bergh, Ingunn Holden; Grydeland, May; Klepp, Knut-Inge; Andersen, Lene F.; Anderssen, Sigmund A.; Ommundsen, Yngvar; Lien, Nanna (Journal article; Peer reviewed, 2011-06-17)
      Background: Inconsistent effects of school-based obesity prevention interventions may be related to how different subgroups receive them. The aim of this study was to evaluate the effect of an intervention program, ...
    • Design of a 20-month comprehensive, multicomponent school-based randomised trial to promote healthy weight development among 11-13 year olds: the HEalth In Adolescents study 

      Lien, Nanna; Bjelland, Mona; Bergh, Ingunn Holden; Grydeland, May; Anderssen, Sigmund A.; Ommundsen, Yngvar; Andersen, Lene F.; Henriksen, Hege Berg; Klepp, Knut-Inge (Journal article; Peer reviewed, 2010-11)
      Background and purpose: The lack of effective school-based interventions for preventing obesity in children has caused a call for longer duration of interventions and better reporting on design and evaluation methodology. ...
    • Does the school food environment influence the dietary behaviours of Norwegian 11-year-olds? The HEIA study 

      Gebremariam, Mekdes K.; Andersen, Lene F.; Bjelland, Mona; Klepp, Knut-Inge; Totland, Torunn Holm; Bergh, Ingunn Holden; Lien, Nanna (Journal article; Peer reviewed, 2012-07-24)
      Aims: The aim of the study is to investigate the influence of the school food environment on the dietary behaviours of 11-year-old Norwegian children in elementary schools. Methods: Baseline data from a school-based ...
    • Does tracking of dietary behaviours differ by parental education in children during the transition into adolescence? 

      Totland, Torunn Holm; Gebremariam, Mekdes K.; Lien, Nanna; Bjelland, Mona; Grydeland, May; Bergh, Ingunn Holden; Klepp, Knut-Inge; Andersen, Lene F. (Journal article; Peer reviewed, 2012-07-09)
      Objective: The present study investigates the changes and tracking of dietary behaviours in Norwegian 11-year-olds and examines the association between parental education and dietary tracking over a time period of 20 ...
    • Energy compensation and adiposity in humans 

      Careau, Vincent; Halsey, Lewis G.; Pontzer, Herman; Ainslie, Philip N.; Andersen, Lene F.; Anderson, Liam J.; Arab, Lenore; Baddou, Issad; Bedu-Addo, Kweku; Blaak, Ellen E.; Blanc, Stephane; Bonomi, Alberto G.; Buchowski, Maciej S.; Butte, Nancy F.; Close, Graeme L.; Cooper, Jamie A.; Das, Sai Krupa; Cooper, Richard; Dugas, Lara R.; Eaton, Simon D.; Ekelund, Ulf; Entringer, Sonja; Forrester, Terrence; Fudge, Barry W.; Goris, Annelies H.; Gurven, Michael; Hambly, Catherine; El Hamdouchi, Asmaa; Hoos, Marije B.; Hu, Sumei; Joonas, Noorjehan; Joosen, Annemiek M.; Katzmarzyk, Peter; Kempen, Kitty P.; Kimura, Misaka; Kraus, William E.; Kushner, Robert F.; Lambert, Estelle V.; Leonard, William R.; Lessan, Nader; Martin, Corby K.; Medin, Anine C.; Meijer, Erwin P.; Morehen, James C.; Morton, James P.; Neuhouser, Marian L.; Nicklas, Theresa A.; Ojiambo, Robert M.; Pietiläinen, Kirsi H.; Pitsiladis, Yannis P.; Plange-Rhule, Jacob; Plasqui, Guy; Prentice, Ross L.; Rabinovich, Roberto A.; Racette, Susan B.; Raichlen, David A.; Ravussin, Eric; Reilly, John J.; Reynolds, Rebecca M.; Roberts, Susan B.; Schuit, Albertine J.; Sjödin, Anders M.; Stice, Eric; Urlacher, Samuel S.; Valenti, Giulio; Wilson, George; Wood, Brian M.; Yanovski, Jack; Yoshida, Tsukasa; Zhang, Xueying; Murphy-Alford, Alexia J.; Loechl, Cornelia U.; Luke, Amy H.; Rood, Jennifer; Sagayama, Hiroyuki; Schoeller, Dale A.; Wong, William W.; Yamada, Yosuke; Speakman, John R.; Bouten, Carlijn V. C.; Camps, Stefan G. J. A.; van Etten, Ludo M.; van Mil, Edgar A.; Wells, Jonathan C. K. (Peer reviewed; Journal article, 2021)
      Understanding the impacts of activity on energy balance is crucial. Increasing levels of activity may bring diminishing returns in energy expenditure because of compensatory responses in non-activity energy expenditures.1, ...
    • Gender-specific mediators of the association between parental education and adiposity among adolescents: The HEIA study 

      Arah, Onyebuchi A.; Bergh, Ingunn Holden; Ommundsen, Yngvar; Totland, Torunn Holm; Bjelland, Mona; Grydeland, May; Lien, Nanna; Gebremariam, Mekdes K.; Andersen, Lene F. (Peer reviewed; Journal article, 2019)
      Identifying the mechanisms behind socioeconomic inequalities in adiposity among youth is vital for efforts aimed at combating these inequalities. The study explored whether a broad range of behavioral and familial factors ...
    • Overweight and waist circumference among Norwegian 11-year-olds and associations with reported parental overweight and waist circumference : the HEIA study 

      Bjelland, Mona; Lien, Nanna; Bergh, Ingunn Holden; Grydeland, May; Anderssen, Sigmund A.; Klepp, Knut-Inge; Ommundsen, Yngvar; Andersen, Lene F. (Journal article; Peer reviewed, 2010-11)
      Aims: The aim of this paper is to investigate anthropometric characteristics in 11-year-old Norwegian by gender and parental education, and to study associations between adolescents’ overweight and waist circumference ...
    • Physical activity and fat-free mass during growth and in later life 

      Westerterp, Klaas R.; Yamada, Yosuke; Sagayama, Hiroyuki; Ainslie, Philip N.; Andersen, Lene F.; Anderson, Liam J.; Arab, Lenore; Baddou, Issaad; Bedu-Addo, Kweku; Blaak, Ellen E.; Blanc, Stéphane; Bovet, Pascal; Buchowski, Maciej S.; Butte, Nancy F.; Close, Graeme L.; Cooper, Jamie A.; Das, Sai Krupa; Cooper, Richard; Dugas, Lara R.; Ekelund, Ulf; Entringer, Sonja; Forrester, Terrence; Fudge, Barry W.; Gurven, Michael; Hambly, Catherine; El Hamdouchi, Asmaa; Hoos, Marije B.; Hu, Sumei; Joonas, Noorjehan; Joosen, Annemiek M.; Katzmarzyk, Peter; Kempen, Kitty P.; Kimura, Misaka; Kraus, William E.; Kushner, Robert F.; Lambert, Estelle V.; Leonard, William R.; Lessan, Nader; Martin, Corby K.; Medin, Anine Christine; Meijer, Erwin P.; Morehen, James C.; Morton, James P.; Neuhouser, Marian L.; Nicklas, Theresa A.; Ojiambo, Robert M.; Pietiläinen, Kirsi H.; Pitsiladis, Yannis P.; Plange-Rhule, Jacob; Plasqui, Guy; Prentice, Ross L.; Rabinovich, Roberto A.; Racette, Susan B.; Raichlen, David A.; Ravussin, Eric; Reynolds, Rebecca M.; Roberts, Susan B.; Schuit, Albertine J.; Stice, Eric; Urlacher, Samuel S.; Valenti, Giulio; Wilson, George; Wood, Brian M.; Yanovski, Jack; Yoshida, Tsukasa; Zhang, Xueying; Murphy-Alford, Alexia J.; Loechl, Cornelia U.; Luke, Amy; Pontzer, Herman; Rood, Jennifer C.; Schoeller, Dale A.; Wong, William W.; Speakman, John R.; Bonomi, Alberto G.; Bouten, Carlijn V. C.; Camps, Stefan G. J. A.; Goris, Annelies H.; Sjödin, Anders M.; van Etten, Ludo M.; van Mil, Edgar A.; Wells, Jonathan C. K. (Peer reviewed; Journal article, 2021)
      Background: Physical activity may be a way to increase and maintain fat-free mass (FFM) in later life, similar to the prevention of fractures by increasing peak bone mass. Objectives: A study is presented of the association ...
    • Physical activity and overweight in children and adolescents using intensified insulin treatment 

      Øverby, Nina Cecilie; Margeirsdottir, Hanna D.; Brunborg, Cathrine; Anderssen, Sigmund A.; Andersen, Lene F.; Dahl-Jørgensen, Knut (Peer reviewed; Journal article, 2008-08-20)
      Aim: To describe physical activity and inactivity and parameters associated with overweight in a population-based study of children and adolescents on intensive insulin treatment. Methods: Physical activity and inactivity ...
    • Reduction in BMI z-score and improvement in cardiometabolic risk factors in obese children and adolescents. The Oslo Adiposity Intervention Study - a hospital/public health nurse combined treatment 

      Kolsgaard, Magnhild L Pollestad; Joner, Geir; Brunborg, Cathrine; Anderssen, Sigmund A.; Tonstad, Serena; Andersen, Lene F. (Journal article; Peer reviewed, 2011-05-27)
      Background: Weight loss and increased physical fitness are established approaches to reduce cardiovascular risk factors. We studied the reduction in BMI z-score associated with improvement in cardiometabolic risk factors ...
    • Stability and change in potential correlates of physical activity and association with pubertal status among Norwegian children in the transition between childhood and adolescence. 

      Gebremariam, Mekdes K.; Bergh, Ingunn Holden; Andersen, Lene F.; Ommundsen, Yngvar; Bjelland, Mona; Lien, Nanna (Journal article; Peer reviewed, 2012-05-11)
      Background Whereas tracking and change in physical activity (PA) in children and adolescents have been well documented, studies investigating these patterns in its correlates are lacking. The present study aims to address ...
    • Stability and change in screen-based sedentary behaviours and associated factors among Norwegian children in the transition between childhood and adolescence 

      Gebremariam, Mekdes K.; Totland, Torunn Holm; Andersen, Lene F.; Bergh, Ingunn Holden; Bjelland, Mona; Grydeland, May; Ommundsen, Yngvar; Lien, Nanna (Journal article; Peer reviewed, 2012-02-06)
      Background: In order to inform interventions to prevent sedentariness, more longitudinal studies are needed focusing on stability and change over time in multiple sedentary behaviours. This paper investigates patterns ...
    • Validation of energy intake from a web-based food recall for children and adolescents 

      Medin, Anine Christine; Hansen, Bjørge Herman; Astrup, Helene; Ekelund, Ulf; Andersen, Lene F. (Journal article; Peer reviewed, 2017-06-08)
      The purpose of this study was to validate estimated energy intake from a web-based food recall, designed for children and adolescents. We directly compared energy intake to estimates of total energy expenditure, calculated ...