Browsing Brage NIH by Author "Losnegard, Thomas Johansen"
Now showing items 1-19 of 19
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Anthropometrical and physiological determinants of laboratory and on-snow performance in competitive adolescent cross-country skiers
Sollie, Ove; Losnegard, Thomas Johansen (Peer reviewed; Journal article, 2022)Purpose: To explore the anthropometrical and physiological determinants of laboratory and on-snow performance in competitive adolescent cross-country skiers. Methods: Fifty-two adolescent (25 girls) (14.8 ± 0.6 years) ... -
Competitive Cross-Country Skiers Have Longer Time to Exhaustion Than Recreational Cross-Country Skiers During Intermittent Work Intervals Normalized to Their Maximal Aerobic Power
Holsbrekken, Eivind; Gløersen, Øyvind; Lund-Hansen, Magne; Losnegard, Thomas Johansen (Peer reviewed; Journal article, 2023)Purpose: To investigate differences in time to exhaustion (TTE), O2 uptake (˙VO2), and accumulated O2 deficit (Odef2) between competitive and recreational cross-country (XC) skiers during an intermittent-interval protocol ... -
Comprehensive analysis of performance, physiological, and perceptual responses during an entire sprint cross-country skiing competition
Talsnes, Rune Kjøsen; Berdal, Tore; Brattebø, Jan-Magnus; Seeberg, Trine Margrethe; Losnegard, Thomas Johansen; Kocbach, Jan; Sandbakk, Øyvind Bucher (Peer reviewed; Journal article, 2023)Purpose: To investigate performance, physiological, and perceptual responses of an entire sprint cross-country skiing competition in the skating style. Methods: Eighteen national-level male junior skiers participated ... -
Cross-Country Skiers With a Fast-Start Pacing Pattern Increase Time-Trial Performance by Use of a More Even Pacing Strategy
Losnegard, Thomas Johansen; Tosterud, Ola Kristoffer; Kjeldsen, Kasper; Olstad, Øyvind; Kocbach, Jan (Peer reviewed; Journal article, 2022)Purpose: To investigate whether skiers with a fast-start pacing pattern increase time-trial performance by use of a more even pacing strategy. Methods: Thirty-four skiers (∼17 y, 16 male) performed an individual 7.5 (3 × 2.5) ... -
Double-Poling Physiology and Kinematics of Elite Cross-Country Skiers: Specialized Long-Distance Versus All-Round Skiers
Skattebo, Øyvind; Losnegard, Thomas Johansen; Stadheim, Hans Kristian (Peer reviewed; Journal article, 2019)Purpose: Long-distance cross-country skiers specialize to compete in races >50 km predominantly using double poling (DP). This emphasizes the need for highly developed upper-body endurance capacities and an efficient DP ... -
Highly Trained Biathletes With a Fast-Start Pacing Pattern Improve Time-Trial Skiing Performance by Pacing More Evenly
Losnegard, Thomas Johansen; Lund-Hansen, Magne; Stubbe, Erland Vedeler; Granrud, Even Dahlen; Luchsinger, Harri Simon; Sandbakk, Øyvind Bucher; Kocbach, Jan Martin (Peer reviewed; Journal article, 2023)Purpose: In sprint biathlon, a J-shaped pacing pattern is commonly used. We investigated whether biathletes with a fast-start pacing pattern increase time-trial skiing and shooting performance by pacing more evenly. Methods: ... -
The influence of a fast start versus a conservative start pacing strategy on sprint roller skiing performance in highly trained female junior skiers
Losnegard, Thomas Johansen; Granrud, Even Dahlen; Tosterud, Ola Kristoffer; Kjeldsen, Kasper; Olstad, Øyvind; Kocbach, Jan Martin (Peer reviewed; Journal article, 2023)Purpose: Pacing profiles differ substantially in endurance sports with short competition duration (2–4 min). Herein, we investigated the effect of a fast start (FS) versus a conservative start (CS) pacing strategy on sprint ... -
The influence of pole lengths on O2-cost, kinematics, and performance in double poling at high speeds before and after a training period with long poles
Losnegard, Thomas Johansen; Tosterud, Ola Kristoffer; Trøen, Erik; Carlsen, Camilla Høivik; Paulsen, Gøran; Rud, Bjarne (Peer reviewed; Journal article, 2019)Purpose: Previous studies have found an acute performance improvement with longer pole lengths in double poling (DP) at low-to-moderate speeds. We investigated the influence of pole lengths (PL) on O2-cost, 3D kinematics, ... -
Is Rating of Perceived Exertion a Valuable Tool for Monitoring Exercise Intensity During Steady-State Conditions in Elite Endurance Athletes?
Losnegard, Thomas Johansen; Skarli, Sondre; Hansen, Joar; Roterud, Stian; Svendsen, Ida S.; Rønnestad, Bent; Paulsen, Gøran (Peer reviewed; Journal article, 2021)Purpose: Rating of perceived exertion (RPE) is a widely used tool to assess subjective perception of effort during exercise. The authors investigated between-subject variation and effect of exercise mode and sex on Borg ... -
Kinematic differences between uphill roller skiing and on-snow skiing using the V2 skating technique
Myklebust, Håvard; Losnegard, Thomas Johansen; Hallén, Jostein (Peer reviewed; Journal article, 2022)Purpose: Roller skiing is the primary sport-specific training and testing mode during pre-competition periods for cross-country skiers, biathletes, and Nordic combined athletes. The present study aimed to compare the ... -
Morning Preconditioning Exercise Does Not Increase Afternoon Performance in Competitive Runners
Dahl, Even B.; Øygard, Eivind; Paulsen, Gøran; Rud, Bjarne; Losnegard, Thomas Johansen (Peer reviewed; Journal article, 2021)Purpose: Preconditioning exercise is a widely used strategy believed to enhance performance later the same day. The authors examined the influence of preconditioning exercises 6 hours prior to a time-to-exhaustion (TTE) ... -
Observational vs coaching feedback on non-dominant whole-body motor skill performance — application to technique training
Sollie, Ove; Holmsen, Kristian Erik; Steinbo, Christian Kay; Ommundsen, Yngvar; Losnegard, Thomas Johansen (Peer reviewed; Journal article, 2021)We studied the effect of peer- and self-observational feedback versus coaching feedback during technique training on performance in competitive adolescent cross-country skiers. Fifty-four skiers (14.3 ± 0.6 years) were ... -
Oxygen demand, uptake, and deficits in elite cross-country skiers during a 15-km race
Gløersen, Øyvind Nøstdahl; Gilgien, Matthias; Dysthe, Dag Kristian; Malthe-Sørenssen, Anders; Losnegard, Thomas Johansen (Peer reviewed; Journal article, 2020)Purpose: This study aimed to quantify the repeated oxygen deficits attained during intermittent endurance exercise by measuring oxygen consumption (V˙O2) and oxygen demand (V˙O2dem) throughout a simulated roller ski ... -
Performance effects of video- and sensor-based feedback for implementing a terrain-specific micropacing strategy in cross-country skiing
Seeberg, Trine Margrethe; Kocbach, Jan; Talsnes, Rune Kjøsen; Meyer, Frederic; Losnegard, Thomas Johansen; Tjønnås, Johannes; Sandbakk, Øyvind; Solli, Guro Strøm (Peer reviewed; Journal article, 2022)Purpose: To investigate the performance effects of video- and sensor-based feedback for implementing a terrain-specific micropacing strategy in cross-country (XC) skiing. Methods: Following a simulated 10-km skating ... -
Performance-Determining Variables of a Simulated Sprint Cross-Country Skiing Competition
Talsnes, Rune Kjøsen; Brattebø, Jan-Magnus; Berdal, Tore; Seeberg, Trine Margrethe; Skovereng, Knut; Losnegard, Thomas Johansen; Kocbach, Jan Martin; Sandbakk, Øyvind Bucher (Peer reviewed; Journal article, 2023)Purpose: To investigate performance-determining variables of an on-snow sprint cross-country skiing competition and the evolvement in their relationship with performance as the competition progresses from the individual ... -
Pole Length’s Influence on Performance During Classic-Style Snow Skiing in Well-Trained Cross-Country Skiers
Trøen, Erik; Rud, Bjarne; Karlsson, Øyvind; Carlsen, Camilla Høivik; Gilgien, Matthias; Paulsen, Gøran; Tosterud, Ola Kristoffer; Losnegard, Thomas Johansen (Peer reviewed; Journal article, 2020)Purpose: To investigate how self-selected pole length (PL) of ∼84% (PL84%) compared with ∼90% (PL90%) of body height influenced performance during a 700-m time trial with undulating terrain on snow. Methods: Twenty-one ... -
Sex differences in physiological determinants of performance in elite adolescent, junior, and senior cross-country skiers
Sollie, Ove; Losnegard, Thomas Johansen (Peer reviewed; Journal article, 2022)Purpose: To compare sex differences in physiological determinants of skiing performance in elite adolescent, junior, and senior cross-country skiers matched for within-age-group performance level. Methods: Eight male ... -
What is the optimal classical style sub-technique during uphill roller skiing in elite male cross-country skiers?
Lund-Hansen, Magne; Gløersen, Øyvind; Rud, Bjarne; Losnegard, Thomas Johansen (Peer reviewed; Journal article, 2023)Purpose: To compare performance, physiological and biomechanical responses between double poling (DP) and diagonal stride (DIA) during treadmill roller skiing in elite male cross-country skiers. Method: Twelve skiers ... -
World and European rowing medallists pace with smaller variation than their competitors
Mentzoni, Fredrik; Losnegard, Thomas Johansen (Peer reviewed; Journal article, 2021)Purpose: To establish the relation between pacing pattern and performance, within sex, and number of crew members, at the very highest performance level in World class rowing. Methods: Pacing profiles based on official ...