• Adiposity, aerobic fitness, muscle fitness, and markers of inflammation in children 

      Steene-Johannessen, Jostein; Kolle, Elin; Andersen, Lars Bo; Anderssen, Sigmund A. (Journal article; Peer reviewed, 2013-04)
      Purpose: The purpose of this study was to describe levels of inflammation markers in Norwegian children and to examine the associations of adiposity, aerobic fitness, and muscle fitness with markers of inflammation. ...
    • Altered Triceps Surae Muscle-Tendon Unit Properties after 6 Months of Static Stretching 

      Moltubakk, Marie M.; Villars, Fabienne Olivia; Magulas, Melina Meyer; Magnusson, Stig P.; Seynnes, Olivier R.; Bojsen-Møller, Jens (Peer reviewed; Journal article, 2021)
      Introduction: This study examined the effects of 24 wk of daily static stretching of the plantarflexors (unilateral 4 × 60-s stretching, whereas the contralateral leg served as a control; n = 26) on joint range of motion ...
    • Analysis of a severe head injury in world cup alpine skiing 

      Yamazaki, Junya; Gilgien, Matthias; Kleiven, Svein; McIntosh, Andrew S.; Nachbauer, Werner; Müller, Erich; Bere, Tone Tufte; Bahr, Roald; Krosshaug, Tron (Journal article; Peer reviewed, 2015-06)
      Traumatic brain injury (TBI) is the leading cause of death in alpine skiing. It has been found that helmet use can reduce the incidence of head injuries between 15% and 60%. However, knowledge on optimal helmet performance ...
    • Are self-report measures able to define individuals as physically active or inactive? 

      Steene-Johannessen, Jostein; Anderssen, Sigmund A.; van der Ploeg, Hidde P.; Hendriksen, Ingrid; Donnelly, Alan; Brage, Søren; Ekelund, Ulf (Journal article; Peer reviewed, 2016-02)
      Purpose: Assess the agreement between commonly used self-report methods compared with objectively measured physical activity (PA) in defining the prevalence of individuals compliant with PA recommendations. Methods: Time ...
    • Association between Lower Extremity Muscle Strength and Noncontact ACL Injuries 

      Steffen, Kathrin; Nilstad, Agnethe; Kristianslund, Eirik Klami; Myklebust, Grethe; Bahr, Roald; Krosshaug, Tron (Journal article; Peer reviewed, 2016)
      Purpose: This study aimed to prospectively investigate the association between isolated and functional lower extremity muscle strength and the risk for noncontact anterior cruciate ligament (ACL) injury in Norwegian female ...
    • Caffeine and performance over consecutive days of simulated competition 

      Stadheim, Hans Kristian; Spencer, Matt; Olsen, Raymond; Jensen, Jørgen (Journal article; Peer reviewed, 2015-09)
      Purpose: Performance improvements after caffeine (CAF) ingestion are well documented when using a 1-d protocol. In numerous competitions such as the Tour de France, Tour de Ski, world championships, and National College ...
    • Caffeine increases performance in cross-country double-poling time trial exercise 

      Stadheim, Hans Kristian; Kvamme, Bent; Olsen, Raymond; Ivy, John L.; Drevon, Christian A.; Ivy, John L.; Jensen, Jørgen (Journal article; Peer reviewed, 2013-11)
      PURPOSE: Caffeine (CAF) improves performance in both short- and long-duration running and cycling where performance relies on power output and endurance capacity of leg muscles. No studies have so far tested ...
    • Cardiorespiratory Fitness, Physical Activity, and Insulin Resistance in Children 

      Haapala, Eero A.; Wiklund, Petri; Lintu, Niina; Tompuri, Tuomo; Väistö, Juuso; Finni, Taija; Tarkka, Ina M.; Kemppainen, Titta; Barker, Alan R.; Ekelund, Ulf; Brage, Søren; Lakka, Timo A. (Peer reviewed; Journal article, 2020)
      Purpose: Few studies have investigated the independent and joint associations of cardiorespiratory fitness (CRF) and body fat percentage (BF%) with insulin resistance in children. We investigated the independent and combined ...
    • Cardiorespiratory Reference Data in Older Adults: The Generation 100 Study. 

      Stensvold, Dorthe; Bucher Sandbakk, Silvana; Viken, Hallgeir; Zisko, Nina; Reitlo, Line Skarsem; Nauman, Javaid; Gaustad, Svein Erik; Hassel, Erlend; Moufack, Marcel; Brønstad, Eivind; Aspvik, Nils Petter; Malmo, Vegard; Steinshamn, Sigurd Loe; Støylen, Asbjørn; Anderssen, Sigmund Alfred; Helbostad, Jorunn L.; Rognmo, Øivind; Wisløff, Ulrik (Journal article; Peer reviewed, 2017)
      Purpose: Cardiorespiratory fitness (CRF) is regarded a clinical vital sign, and accurate reference values for all age groups are essential. Little data exist on CRF and cardiorespiratory function in older adults. The aim ...
    • Depressed Physical Performance Outlasts Hormonal Disturbances after Military Training 

      Hamarsland, Håvard; Paulsen, Gøran; Solberg, Paul André; Slaathaug, Ole Gunnar; Raastad, Truls (Journal article; Peer reviewed, 2018)
      . Introduction: The aim of this study was to investigate the effect of an arduous 1-wk military course on measures of physical performance, body composition, and blood biomarkers. Methods: Participants were apprentices in ...
    • Dietary Nitrate and Nitric Oxide Metabolism Mouth, Circulation, Skeletal Muscle, and Exercise Performance 

      Jones, Andrew M.; Vanhatalo, Anni; Seals, Douglas R.; Rossman, Matthew J.; Piknova, Barbora; Jonvik, Kristin Lundanes (Peer reviewed; Journal article, 2020)
      Nitric oxide (NO) is a gaseous signaling molecule that plays an important role in myriad physiological processes including the regulation of vascular tone, neurotransmission, mitochondrial respiration and skeletal muscle ...
    • Effects of 150- And 450-mL Acute Blood Losses on Maximal Oxygen Uptake and Exercise Capacity 

      Skattebo, Øyvind; Johansen, Espen Spro; Capelli, Carlo; Hallén, Jostein (Peer reviewed; Journal article, 2021)
      Purpose: This study investigated whether maximal oxygen uptake (V˙O2max) and exercise capacity are affected by small acute blood loss (150 mL) and elucidated compensatory mechanisms. Methods: Thirteen male subjects (V˙O2max, ...
    • Effects of increased loading on in vivo tendon properties: a systematic review 

      Wiesinger, Hans-Peter; Kösters, Alexander; Müller, Erich; Seynnes, Olivier R. (Journal article; Peer reviewed, 2015-09)
      Introduction: In vivo measurements have been used in the past two decades to investigate the effects of increased loading on tendon properties, yet the current understanding of tendon macroscopic changes to training is ...
    • Effects of Reducing Sedentary Time on Glucose Metabolism in Pakistani Immigrant Men 

      Andersen, Eivind; Ekelund, Ulf; Anderssen, Sigmund A. (Journal article; Peer reviewed, 2014-04)
      Purpose: This study aimed to examine the association between changes in objectively measured overall physical activity (PA) and changes in fasting and postprandial plasma insulin, C-peptide, and glucose concentrations in ...
    • Exploring the relationship between adiposity and fitness in young children 

      Fairchild, Timothy John; Klakk, Heidi; Heidemann, Malene Søborg; Andersen, Lars Bo; Wedderkopp, Niels (Journal article; Peer reviewed, 2016-09)
      Objective: High levels of cardiorespiratory fitness (CRF) may attenuate the association between excessive adiposity and the risks of cardiovascular and metabolic disease. The purpose of this study was to stratify children ...
    • Fitness Mediates Activity and Sedentary Patterns Associations with Adiposity in Youth 

      Santos, Diana A; Magalhães, João P.; Júdice, Pedro B.; Correia, Ines R; Minderico, Cláudia S.; Ekelund, Ulf; Sardinha, Luis B (Peer reviewed; Journal article, 2019)
      Purpose: We aimed to examine the cross-sectional associations of patterns of sedentary time (ST) and moderate-to-vigorous physical activity (MVPA) with total fat mass index (FMI) and abdominal FMI (FMIabd) in children, and ...
    • Generating actiGraph counts from raw acceleration recorded by an alternative monitor 

      Brønd, Jan Christian; Andersen, Lars Bo; Arvidsson, Daniel (Journal article; Peer reviewed, 2017)
      Purpose: This study aimed to implement an aggregation method in Matlab for generating ActiGraph counts from raw acceleration recorded with an alternative accelerometer device and to investigate the validity of the method. ...
    • Injuries in children with extra physical education in primary schools 

      Trifonov Rexen, Christina; Andersen, Lars Bo; Ersbøll, Annette Kjær; Jespersen, Eva; Franz, Claudia; Wedderkopp, Niels (Journal article; Peer reviewed, 2014-04)
      Purpose: (1) Examine the influence of extra physical education (EPE) on the number of musculoskeletal injuries in public schools accounting for organized sports participation (OSP) outside school. (2) Examine the major ...
    • Longitudinal Training-related Hematological Changes in Boys and Girls from Ages 12 to 15 yr 

      Landgraff, Hege Elisabeth W.; Hallén, Jostein (Peer reviewed; Journal article, 2020)
      Purpose Natural growth and maturation cause hemoglobin mass (Hbmass) and blood volume (BV) to increase during childhood and adolescence. Whether endurance training during the same period can cause further increases in these ...
    • Metabolic and performance effects of Yerba Mate on well-trained cyclists 

      Areta, José; Austarheim, Ingvild; Wangensteen, Helle; Capelli, Carlo (Journal article; Peer reviewed, 2017)
      Introduction: Yerba Mate (YM) is a South-American plant, rich in polyphenols, saponins and xanthines, of growing scientific interest due to its metabolic effects. YM has been shown to increase fat utilization during exercise ...