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    • Resistance training rejuvenates the mitochondrial methylome in aged human skeletal muscle 

      Ruple, Bradley A; Godwin, Joshua S.; Mesquita, Paulo H. C; Osburn, Shelby C; Vann, Christopher G; Lamb, Donald A; Sexton, Casey L; Candow, Darren G; Forbes, Scott C; Frugé, Andrew D.; Kavazis, Andreas N; Young, Kaelin C; Seaborne, Robert A.; Sharples, Adam; Roberts, Michael D (Peer reviewed; Journal article, 2021)
      Resistance training (RT) dynamically alters the skeletal muscle nuclear DNA methylome. However, no study has examined if RT affects the mitochondrial DNA (mtDNA) methylome. Herein, ten older, Caucasian untrained males (65 ...

    • Return to pivoting sports after cartilage repair surgery of the knee: A scoping review 

      Toyooka, Seikai; Moatshe, Gilbert; Persson, Andreas; Engebretsen, Lars (Peer reviewed; Journal article, 2023)
      Objective: To perform a scoping literature review evaluating and reporting on outcomes and return to pivoting sports after cartilage procedures. For this review, the following cartilage procedures were evaluated: microfracture, ...

    • Return-to-Play Practices Following Hamstring Injury: A Worldwide Survey of 131 Premier League Football Teams 

      Dunlop, Gordon; Ardern, Clare L.; Andersen, Thor Einar; Lewin, Colin; Dupont, Gregory; Ashworth, Ben; O'Driscoll, Gary; Rolls, Andrew; Brown, Susan; McCall, Alan (Peer reviewed; Journal article, 2019)
      Purpose: Return-to-play (RTP) is an on-going challenge in professional football. Return-to-play related research is increasing. However, it is unknown to what extent the recommendations presented within research are being ...

    • A review of head injury and impact biomechanics in recreational skiing and snowboarding 

      Patton, Declan A.; McIntosh, Andrew S.; Hagel, Brent; Krosshaug, Tron (Peer reviewed; Journal article, 2020)
      Background: Skiing and snowboarding are popular competitive and recreational sports with associated head injury risks from impact hazards. Understanding head injury hazards and risks in snow sports can inform injury ...

    • Review of response rates over time in registry-based studies using patient-reported outcome measures 

      Wang, Katherine; Eftang, Cathrine N.; Jakobsen, Rune Bruhn; Årøen, Asbjørn (Peer reviewed; Journal article, 2020)
      Objectives: Gain an overview of expected response rates (RRs) to patient-reported outcome measures (PROMs) in clinical quality registry-based studies and long-term cohorts in order to better evaluate the validity of ...

    • Revisiting the continuum of resistance model in the digital age: A comparison of early and delayed respondents to the Norwegian counties public health survey 

      Clarsen, Benjamin Matthew; Skogen, Jens Christoffer; Nilsen, Thomas Sevenius; Aarø, Leif Edvard (Peer reviewed; Journal article, 2021)
      Background: The continuum of resistance model’s premise is that delayed respondents to a survey are more similar to non-respondents than early respondents are. For decades, survey researchers have applied this model in ...

    • Revisiting the metaphorical concept of “No Strokes First - All Strokes First”: Part one: Beginning strokes 

      Stallman, Robert Keig; Mwaipasi, Alexander; Horneman, Ebbe L.; Laakso, Bente W. H.; Nysted, Haakon-Paavo L.; Vikander, Nils Olof; Ongala, Toni (Peer reviewed; Journal article, 2023)
      The aim of this article is to address the familiar question “Which swimming stroke should be taught first?” The discussion is usually focused on breaststroke versus crawl. Provoked by these naïve discussions of which stroke ...

    • ‘Richness in ends, simpleness in means!’ on Arne Naess’s version of deep ecological friluftsliv and its implications for outdoor activities 

      Breivik, Gunnar (Peer reviewed; Journal article, 2020)
      The increasing global warming and the loss of biodiversity should concern us all. Some feel that outdoor activities, which take place in natural surroundings, should have a special obligation to change. In this article I ...

    • The Rings and the Swastika: Political Ambiguity in Sport before and during Second World War 

      Goksøyr, Matti (Peer reviewed; Journal article, 2019)
      As the Second World War emerged, sport's context changed from a sense of normalcy to increased political tension and eventually to war. Sports organizations in one way or another had to adapt. What happens to the claimed ...

    • Rising rural body-mass index is the main driver of the global obesity epidemic in adults 

      Bixby, Honor; Bentham, James; Zhou, Bin; Di Cesare, Mariachiara; Paciorek, Christopher J.; Bennett, James E.; Taddei, Cristina; Stevens, Gretchen A.; Rodriguez-Martinez, Andrea; Carrillo-Larco, Rodrigo M.; Andersen, Lars Bo; Anderssen, Sigmund Alfred; Ekelund, Ulf; Kolle, Elin; Steene-Johannessen, Jostein; Tarp, Jakob; Ariansen, Inger; Biehl, Anna Månsson; Graff-Iversen, Sidsel; Meisfjord, Jørgen Rajan; Bjertness, Espen; Bjertness, Marius Bergsmark; Meyer, Haakon E.; Haugsgjerd, Teresa Risan; Tell, Grethe S.; Janszky, Imre; Krokstad, Steinar; Laugsand, Lars Erik; Sen, Abhijit; Vatten, Lars Johan; Mathiesen, Ellisiv B.; Wilsgaard, Tom; Khang, Young-Ho; Soric, Maroje; Gregg, Edward W.; Miranda, J. Jaime; Bhutta, Zulfiqar A.; Savin, Stefan; Sophiea, Marisa K.; Iurilli, Maria L. C.; Solomon, Bethlehem D.; Cowan, Melanie J.; Riley, Leanne M.; Danaei, Goodarz; Bovet, Pascal; Chirita-Emandi, Adela; Hambleton, Ian R; Hayes, Alison J; Ikeda, Nayu; Kengne, Andre P.; Laxmaiah, Avula (Peer reviewed; Journal article, 2019)
      Body-mass index (BMI) has increased steadily in most countries in parallel with a rise in the proportion of the population who live in cities1,2. This has led to a widely reported view that urbanization is one of the most ...

    • Risk factors for anatomic pelvic organ prolapse at 6 weeks postpartum: a prospective observational study 

      Reimers, Cathrine; Siafarikas, Franziska; Stær-Jensen, Jette; Småstuen, Milada Cvancarova; Bø, Kari; Engh, Marie Ellström (Journal article; Peer reviewed, 2018)
      Introduction and hypothesis: The objective was to identify risk factors for postpartum anatomic pelvic organ prolapse (aPOP) by comparing women with and without aPOP at 6 weeks postpartum with regard to pelvic floor ...

    • Risk of total hip arthroplasty after elite sport: Linking 3304 former world-class athletes with the Norwegian Arthroplasty Register 

      Nilsen, Daniel Hoseth; Furnes, Ove Nord; Kroken, Gard; Robsahm, Trude Eid; Johnsen, Marianne Bakke; Engebretsen, Lars; Nordsletten, Lars; Bahr, Roald; Lie, Stein Atle (Peer reviewed; Journal article, 2022)
      Objectives: At present, there is no cure for osteoarthritis (OA), but severe hip joint degeneration can require total hip arthroplasty (THA). The literature on OA after elite sport is limited. We hypothesise that elite ...

    • Risk-taking and sensation seeking in military contexts: A literature review 

      Breivik, Gunnar; Sand, Trond Svela; Sookermany, Anders McDonald (Peer reviewed; Journal article, 2019)
      The article is based on a literature review of studies covering risk-taking and sensation seeking within military contexts over a time span of 3 decades from 1983 to 2015. Literature was gathered through a four-stage search ...

    • Risk-taking attitudes and behaviors in the Norwegian population: the influence of personality and background factors 

      Breivik, Gunnar; Sand, Trond Svela; Sookermany, Anders McDonald (Peer reviewed; Journal article, 2020)
      The article presents the results of an investigation where the main purpose was to see how willingness to take risks is distributed in the general adult population relative to socio-demographic background and personality. ...

    • The road to the Beijing Winter Olympics and beyond: Opinions and perspectives on physiology and innovation in winter sport 

      Wang, Jun; Guan, Hongwei; Hostrup, Morten; Rowlands, David S.; González-Alonso, José; Jensen, Jørgen (Peer reviewed; Journal article, 2021)
      Beijing will host the 2022 Winter Olympics, and China strengthens research on various aspects to allow their athletes to compete successfully in winter sport. Simultaneously, Government-directed initiatives aim to increase ...

    • The role of sport organizations for local and national community: The case of Sámi sport organizations 

      Skille, Eivind Åsrum; Fahlen, Josef (Peer reviewed; Journal article, 2019)
      Research question: This paper investigates (1) how representatives of Sámi sport clubs understand local and national communities, and (2) and the role of the sport organization in the creation and perception of local and ...

    • Sarcolab pilot study into skeletal muscle’s adaptation to long-term spaceflight 

      Rittweger, Jörn; Albracht, Kirsten; Flück, Martin; Ruoss, Severin; Brocca, Lorenza; Longa, Emanuela; Moriggi, Manuela; Seynnes, Olivier R.; di Giulio, Irene; Tenori, Leonardo; Vignoli, Alessia; Capri, Miriam; Gelfi, Cecilia; Luchinat, Claudio; Franceschi, Claudio; Bottinelli, Roberto; Cerretelli, Paolo; Narici, Marco (Journal article; Peer reviewed, 2018)
      Spaceflight causes muscle wasting. The Sarcolab pilot study investigated two astronauts with regards to plantar flexor muscle size, architecture, and function, and to the underlying molecular adaptations in order to further ...

    • Sårbarhet som profesjonsetisk kompetanse? En metarefleksjon basert på undervisning i skapende dans i høyere utdanning 

      Ørbæk, Trine; Engelsrud, Gunn Helene (Peer reviewed; Journal article, 2019)
      This article asks whether experience of vulnerability can be given relevance in relation to professional ethical competence in teacher education: Can we obtain credible knowledge about the importance of teacher educator’s ...

    • Scanning, contextual factors, and association with performance in English Premier League footballers: An investigation across a season 

      Jordet, Geir; Aksum, Karl Marius; Pedersen, Daniel Nordheim; Walvekar, Anup; Trivedi, Arjav; McCall, Alan; Ivarsson, Andreas; Priestley, David (Peer reviewed; Journal article, 2020)
      Scanning in football (soccer) denotes an active head movement where a player’s face is temporarily directed away from the ball to gather information in preparation for subsequently engaging with the ball. The aim of this ...

    • School-based interventions modestly increase physical activity and cardiorespiratory fitness but are least effective for youth who need them most: an individual participant pooled analysis of 20 controlled trials 

      Hartwig, Timothy Bryan; Sanders, Taren; Vasconcellos, Diego; Noetel, Michael; Parker, Philip D.; Lubans, David Revalds; Susana, Andrade; Ávila-García, Manuel; Bartholomew, John; Belton, Sarahjane; Brooks, Naomi E.; Bugge, Anna; Cavero-Redondo, Ivan; Christiansen, Lars Breum; Cohen, Kristen; Coppinger, Tara; Dyrstad, Sindre Mikal; Errisuriz, Vanessa; Fairclough, Stuart; Gorely, Trish; Huertas-Delga, Francisco Javier; Johann, Issartel; Kriemler, Susi; Kvalø, Silje Eikanger; Marques-Vidal, Pedro; Martinez-Vizcaino, Vicente; Møller, Niels Christian; Moran, Colin; Morris, John; Nevill, Mary; Ochoa-Avilés, Angélica; O'Leary, Mai; Peralta, Louisa; Pfeiffer, Karin Allor; Puder, Jardena; Redondo-Tébar, Andrés; Robbins, Lorraine B.; Sánchez-López, Mairena; Tarp, Jakob; Taylor, Sarah; Tercedor, Pablo; Toftager, Mette; Villa-González, Emilio; Wedderkopp, Niels; Weston, Kathryn Louise; Yin, Zenong; Zhixiong, Zhou; Lonsdale, Chris; del Pozo-Cruz, Borja (Peer reviewed; Journal article, 2021)
      Objectives: To determine if subpopulations of students benefit equally from school-based physical activity interventions in terms of cardiorespiratory fitness and physical activity. To examine if physical activity intensity ...