Browsing Norges idrettshøgskole by Document Types "Journal article"

Now showing items 261-280 of 2119

    • Can supplementation with vitamin C and E alter physiological adaptations to strength training? 

      Paulsen, Gøran; Cumming, Kristoffer Toldnes; Hamarsland, Håvard; Børsheim, Elisabeth; Berntsen, Sveinung; Raastad, Truls (Journal article; Peer reviewed, 2014-07-05)
      Background: Antioxidant supplementation has recently been demonstrated to be a double-edged sword, because small to moderate doses of exogenous antioxidants are essential or beneficial, while high doses may have adverse ...

    • Can the Paula method facilitate co-contraction of the pelvic floor muscles?: a 4D ultrasound study 

      Bø, Kari; Hilde, Gunvor; Stær-Jensen, Jette; Brækken, Ingeborg Hoff (Journal article; Peer reviewed, 2010-11-23)
      Introduction and hypothesis: The aim was to compare constriction of the levator hiatus (LH) and reduction of pelvic floor muscle (PFM) length during instruction of the Paula method (contraction of ring musculature of ...

    • Can you breathe yourself to a better pelvic floor?: A systematic review 

      Bø, Kari; Driusso, Patricia; Jorge, Cristine Homsi (Peer reviewed; Journal article, 2023)
      Introduction: Some authors suggest that breathing exercises should be recommended instead of or in combination with pelvic floor muscle training (PFMT) to prevent and treat urinary incontinence (UI) and pelvic organ prolapse ...

    • Can you swim in waves? Children´s swimming, floating and entry skills in calm and simulated unsteady water conditions 

      Kjendlie, Per-Ludvik; Pedersen, Tommy; Thoresen, Trine; Setlo, Trond; Moran, Kevin; Stallman, Robert Keig (Journal article; Peer reviewed, 2013)
      Little is known about the transfer of swimming skills from indoor, flat, calm conditions to outdoor, wavy, unsteady conditions. The aim of the current study was to examine the differences in swimming, floating, and entry ...

    • Can you swim?: an exploration of measuring real and perceived water competency 

      Moran, Kevin; Stallman, Robert Keig; Kjendlie, Per-Ludvik; Dahl, Dagmar; Blitvich, Jennifer; Petrass, Lauren A.; McElroy, G. Keith; Goya, Toshiaki; Teramoto, Keisuke; Matsui, Atsunori; Shimongata, Shuji (Journal article; Peer reviewed, 2012)
      Little is known about the relationship between real and perceived water competence among youth in the context of drowning prevention or of their perceptions of their risk of drowning. This study reports the findings of ...

    • Can β2-agonists have an ergogenic effect on strength, sprint or power performance? Systematic review and meta-analysis of RCTs 

      Riiser, Amund; Stensrud, Trine; Stang, Julie; Andersen, Lars Bo (Peer reviewed; Journal article, 2020)
      Objectives: We aimed to examine the effect of β2-agonists on anaerobic performance in healthy non-asthmatic subjects. Design: Systematic review and meta-analysis. Eligibility criteria: We searched four databases (PubMed, ...

    • Cancer patients’ experiences of using an Interactive Health Communication Application (IHCA) 

      Grimsbø, Gro H.; Engelsrud, Gunn; Ruland, Cornelia M.; Finset, Arnstein (Journal article; Peer reviewed, 2012-05-09)
      Interactive Health Communication Applications (IHCAs) are increasingly used in health care. Studies document that IHCAs provide patients with knowledge and social support, enhance self- efficacy and can improve behavioural ...

    • Cancer risk in Norwegian world class athletes 

      Robsahm, Trude Eid; Hestvik, Unn Elisabeth; Veierød, Marit B.; Fagerlie, Arne; Nystad, Wenche; Engebretsen, Lars; Tretli, Steinar (Journal article; Peer reviewed, 2010-06-11)
      Background: Physical activity appears to be inversely related to cancer risk, although the evidence is convincing for colon cancer only. As physical activity levels are difficult to measure in the general population, ...

    • Cannabis use and the spirit of sport: a response to Mike McNamee 

      Waddington, Ivan; Møller, Verner (Journal article; Peer reviewed, 2014-09)
      In a recent article in this journal, Mike McNamee (2012: 374–92) noted that “one particularly problematic aspect of present anti-doping policy relates to the existence of what are often and variously referred to as ‘social ...

    • Cardiometabolic associations between physical activity, adiposity, and lipoprotein subclasses in prepubertal Norwegian children 

      Rajalahti, Tarja; Aadland, Eivind; Resaland, Geir Kåre; Anderssen, Sigmund Alfred; Kvalheim, Olav Martin (Peer reviewed; Journal article, 2021)
      Lipoprotein subclasses possess crucial cardiometabolic information. Due to strong multicollinearity among variables, little is known about the strength of influence of physical activity (PA) and adiposity upon this ...

    • Cardiorespiratory fitness and body mass index values in 9-year-old rural Norwegian children 

      Resaland, Geir Kåre; Mamen, Asgeir; Anderssen, Sigmund A.; Andersen, Lars Bo (Peer reviewed; Journal article, 2009-01-07)
      Aim: To describe cardiorespiratory fitness and body mass index (BMI) values in a representative population of 9-year-old Norwegian children in two rural communities and compare present values with previous findings. Methods: ...

    • Cardiorespiratory fitness and physical activity following lung transplantation: A national cohort study 

      Ulvestad, Mariann; Durheim, Michael Thomas; Kongerud, Johny; Hansen, Bjørge Herman; Samersaw-Lund, May Brit; Edvardsen, Elisabeth (Peer reviewed; Journal article, 2020)
      Background: Low cardiorespiratory fitness and inactivity are common after lung transplantation (LTx). The causes of exercise intolerance are incompletely understood. Objectives: The aim of this study was to objectively ...

    • Cardiorespiratory fitness and physical function in children with cancer from diagnosis throughout treatment 

      Thorsteinsson, Troels; Larsen, Hanne Baekgaard; Schmiegelow, Kjeld; Thing, Lone Friis; Krustrup, Peter; Pedersen, Mogens Theisen; Christensen, Karl Bang; Mogensen, Pernille Rudebeck; Helms, Anne Sofie; Andersen, Lars Bo (Peer reviewed; Journal article, 2017)
      Background: Children with cancer experience severe reductions in physical fitness and functionality during and following intensive treatment. This may negatively impact their quality of life. Purpose: To describe the ...

    • Cardiorespiratory fitness assessment using risk-stratified exercise testing and dose–response relationships with disease outcomes 

      Gonzales, Tomas I.; Westgate, Kate; Strain, Tessa; Hollidge, Stefanie; Jeon, Justin; Christensen, Dirk L.; Jensen, Jørgen; Wareham, Nicholas J.; Brage, Søren (Peer reviewed; Journal article, 2021)
      Cardiorespiratory fitness (CRF) is associated with mortality and cardiovascular disease, but assessing CRF in the population is challenging. Here we develop and validate a novel framework to estimate CRF (as maximal oxygen ...

    • Cardiorespiratory fitness in women after severe pre-eclampsia 

      Grønningsæter, Lasse; Estensen, Mette-Elise; Skulstad, Helge; Langesæter, Eldrid; Edvardsen, Elisabeth (Peer reviewed; Journal article, 2023)
      Aims: To objectively study cardiorespiratory fitness (CRF) and physical activity (PA) and to evaluate limiting factors of exercise intolerance associated with poor CRF after severe pre-eclampsia. Methods: In this ...

    • Cardiorespiratory fitness on a treadmill in an adult cystic fibrosis population 

      Torvanger, Ole; Os, Audun; Skjønsberg, Ole Henning; Edvardsen, Elisabeth (Peer reviewed; Journal article, 2020)
      Objectives: (1) To describe the cardiorespiratory fitness (CRF) in an adult cystic fibrosis population related to sex and age, (2) to evaluate the cause of low CRF and (3) to study the association between peak oxygen uptake ...

    • Cardiorespiratory fitness, muscular strength and risk of type 2 diabetes: a systematic review and meta-analysis 

      Tarp, Jakob; Støle, Andreas; Blond, Kim; Grøntved, Anders (Peer reviewed; Journal article, 2019)
      Aims/hypothesis The study aimed to quantitatively summarise the dose–response relationships between cardiorespiratory fitness and muscular strength on the one hand and risk of type 2 diabetes on the other and estimate the ...

    • 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 ...

    • Caster Semenya, athlete classification, and fair equality of opportunity in sport 

      Loland, Sigmund (Peer reviewed; Journal article, 2020)
      According to the Differences of Sex Development (DSD) Regulations of the International Association of Athletics Federations (IAAF), Caster Semenya and other athletes with heightened testosterone levels are considered ...