Blar i Scientific publications in Sport Science and Physical Education på forfatter "Bjørnsen, Thomas"
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Association Between Physical Performance Tests and External Load During Scrimmages in Highly Trained Youth Ice Hockey Players
Byrkjedal, Per T.; Bjørnsen, Thomas; Luteberget, Live S.; Lindberg, Kolbjørn; Ivarsson, Andreas; Haukali, Eirik; Spencer, Matt (Peer reviewed; Journal article, 2022)Purpose: To investigate the relationship between physical performance tests and on-ice external load from simulated games (scrimmages) in ice hockey. Methods: A total of 14 players completed a physical performance test ... -
Association Between Physical Performance Tests and External Load During Scrimmages in Highly Trained Youth Ice Hockey Players
Byrkjedal, Per Thomas; Bjørnsen, Thomas; Luteberget, Live; Lindberg, Kolbjørn Andreas; Ivarsson, Andreas; Haukali, Eirik; Spencer, Matthew (Peer reviewed; Journal article, 2023)Purpose: To investigate the relationship between physical performance tests and on-ice external load from simulated games (scrimmages) in ice hockey. Methods: A total of 14 players completed a physical performance test ... -
Associations between Power Training-Induced Changes in Body Composition and Physical Function in Older Men: A Pre-Test-Post-Test Experimental Study
Fosstveit, Sindre Herskedal; Lindberg, Kolbjørn Andreas; Bjørnsen, Thomas; Sibayan, Erlend E.; Fjeller, Joachim S.; Løvold, Sondre; Kolnes, Tommy M.; Vårvik, Fredrik Tonstad; Berntsen, Sveinung; Seiler, Hilde Lohne (Peer reviewed; Journal article, 2023)Background: It is well-established that cross-sectional measurements of poor body composition are associated with impaired physical function and that power training effectively enhances total lean mass and physical function ... -
Associations between Power Training-Induced Changes in Body Composition and Physical Function in Older Men: A Pre-Test–Post-Test Experimental Study
Fosstveit, Sindre Herskedal; Lindberg, Kolbjørn Andreas; Bjørnsen, Thomas; Sibayan, Erlend E.; Fjeller, Joachim S.; Løvold, Sondre; Kolnes, Tommy M.; Vårvik, Fredrik Tonstad; Berntsen, Sveinung; Lohne-Seiler, Hilde (Peer reviewed; Journal article, 2023)It is well-established that cross-sectional measurements of poor body composition are associated with impaired physical function and that power training effectively enhances total lean mass and physical function in older ... -
Caffeine Increases Strength and Power Performance in Resistance-trained Females During Early Follicular Phase
Norum, Martin; Risvang, Linn; Bjørnsen, Thomas; Dimitriou, Lygeri; Rønning, Per Ola; Bjørgen, Morten; Raastad, Truls (Journal article; Peer reviewed, 2020) -
The Effect of Carbohydrate Intake on Strength and Resistance Training Performance: A Systematic Review
Henselmans, Menno; Bjørnsen, Thomas; Hedderman, Richie; Vårvik, Fredrik Tonstad (Peer reviewed; Journal article, 2022)High carbohydrate intakes are commonly recommended for athletes of various sports, including strength trainees, to optimize performance. However, the effect of carbohydrate intake on strength training performance has not ... -
Effect of free-weight vs. machine-based strength training on maximal strength, hypertrophy and jump performance – a systematic review and meta-analysis
Haugen, Markus Estifanos; Vårvik, Fredrik Tonstad; Larsen, Stian; Haugen, Arvid Steinar; van den Tillaar, Roland Johannes Wilhelmus; Bjørnsen, Thomas (Peer reviewed; Journal article, 2023)Background The efectiveness of strength training with free-weight vs. machine equipment is heavily debated. Thus, the purpose of this meta-analysis was to summarize the data on the efect of free-weight versus machine-based ... -
Effect of isolated and combined ingestion of caffeine and citrulline malate on resistance exercise and jumping performance: a randomized double-blind placebo-controlled crossover study
Haugen, Markus Estifanos; Vårvik, Fredrik Tonstad; Grgic, Jozo; Studsrud, Henrik; Austheim, Espen; Zimmermann, Erik Mathias; Falch, Hallvard Nygaard; Larsen, Stian; van den Tillaar, Roland Johannes Wilhelmus; Bjørnsen, Thomas (Peer reviewed; Journal article, 2023)Purpose The aim of this study was to explore the isolated and combined efects of cafeine and citrulline malate (CitMal) on jumping performance, muscular strength, muscular endurance, and pain perception in resistance-trained ... -
Effectiveness of individualized training based on force–velocity profiling on physical function in older men
Lindberg, Kolbjørn Andreas; Lohne-Seiler, Hilde; Fosstveit, Sindre Herskedal; Sibayan, Erlend E.; Fjeller, Joachim S.; Løvold, Sondre; Kolnes, Tommy M.; Vårvik, Fredrik Tonstad; Berntsen, Sveinung; Paulsen, Gøran; Seynnes, Olivier R.; Bjørnsen, Thomas (Peer reviewed; Journal article, 2022)The study aimed to investigate the effectiveness of an individualized power training program based on force–velocity (FV) profiling on physical function, muscle morphology, and neuromuscular adaptations in older men. ... -
The effects of being told you are in the intervention group on training results: a pilot study
Lindberg, Kolbjørn Andreas; Bjørnsen, Thomas; Vårvik, Fredrik Tonstad; Paulsen, Gøran; Joensen, Malene; Kristoffersen, Morten; Sveen, Ole; Gundersen, Hilde; Slettaløkken, Gunnar; Brankovic, Robert; Solberg, Paul Andre (Peer reviewed; Journal article, 2023)Little is known about the placebo effects when comparing training interventions. Consequently, we investigated whether subjects being told they are in the intervention group get better training results compared to subjects ... -
The Force-Velocity Profile for Jumping: What It Is and What It Is Not
Bobbert, Maarten F.; Lindberg, Kolbjørn Andreas; Bjørnsen, Thomas; Solberg, Paul Andre; Paulsen, Gøran (Peer reviewed; Journal article, 2023)Introduction: Force–velocity profiling has been proposed in the literature as a method to identify the overall mechanical characteristics of lower extremities. A force–velocity profile is obtained by plotting for jumps at ... -
Force-velocity profiling in athletes: Reliability and agreement across methods
Lindberg, Kolbjørn Andreas; Solberg, Paul Andre; Bjørnsen, Thomas; Helland, Christian; Rønnestad, Bent; Haugen, Thomas André; Østerås, Sindre; Kristoffersen, Morten; Paulsen, Gøran (Peer reviewed; Journal article, 2021) -
In-season autoregulation of one weekly strength training session maintains physical and external load match performance in professional male football players
Byrkjedal, Per Thomas; Thunshelle, Atle; Spencer, Matthew; Luteberget, Live Steinnes; Ivarsson, Andreas; Vårvik, Fredrik Tonstad; Lindberg, Kolbjørn Andreas; Bjørnsen, Thomas (Peer reviewed; Journal article, 2023) -
Should we individualize training based on force-velocity profiling to improve physical performance in athletes?
Lindberg, Kolbjørn; Solberg, Paul; Rønnestad, Bent; Frank, Martin; Larsen, Tommy Mella; Abusdal, Gøran; Berntsen, Sveinung; Paulsen, Gøran; Sveen, Ole; Seynnes, Olivier R.; Bjørnsen, Thomas (Journal article; Peer reviewed, 2021) -
Simulated Game-Based Ice Hockey Match Design (Scrimmage) Elicits Greater Intensity in External Load Parameters Compared With Official Matches
Byrkjedal, Per Thomas; Luteberget, Live; Bjørnsen, Thomas; Ivarsson, Andreas; Spencer, Matthew (Journal article; Peer reviewed, 2022)Objective: A limited number of studies have explored the external load experienced in indoor sports such as ice hockey, and few the link between training and match performance. As a paucity exists within this topic, this ... -
Strength and Power Testing of Athletes: A Multicenter Study of Test-Retest Reliability
Lindberg, Kolbjørn Andreas; Solberg, Paul Andre; Bjørnsen, Thomas; Helland, Christian; Rønnestad, Bent; Frank, Martin; Haugen, Tommy; Østerås, Sindre; Kristoffersen, Morten; Midttun, Magnus; Sæland, Fredrik; Eythorsdottir, Ingrid Eir Thorp; Paulsen, Gøran (Peer reviewed; Journal article, 2022)Purpose:This study examined the test–retest reliability of common assessments for measuring strength and power of the lowerbody in high-performing athletes.Methods:A total of 100 participants, including both male (n=83) ... -
Where Does Blood Flow Restriction Fit in the Toolbox of Athletic Development? A Narrative Review of the Proposed Mechanisms and Potential Applications
Davids, Charlie J.; Roberts, Llion A.; Bjørnsen, Thomas; Peake, Jonathan M.; Coombes, Jeff S.; Raastad, Truls (Peer reviewed; Journal article, 2023)Blood flow-restricted exercise is currently used as a low-intensity time-efficient approach to reap many of the benefits of typical high-intensity training. Evidence continues to lend support to the notion that even highly ...