Blar i NTNU Open på forfatter "Skovereng, Knut"
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Acute physiological responses to external versus internal intensity control during a standard "threshold" training session in well trained endurance athletes
Stølan, Sunniva (Master thesis, 2023)Bakgrunn: Utholdenhetsutøvere bruker en rekke ulike strategier for å kontrollere overordnet og akutt treningsintensitet. To ofte brukte metoder for akutt intensitetskontroll i en økt er i) ekstern (fart) og ii) intern ... -
Changes in vertical COM position and sagittal joint angles in prolonged Double Poling
Lilaas, Håvard (Master thesis, 2021)Summary in Norwegian Introduksjon: Staking er regnet som den raskeste delteknikken i morderne, klassisk langrenn. Avstanden i konkurranse er varierende og kan være mellom 1-50 km i FIS World Cup til 40-90 km i Visma Ski ... -
Comparison of Peak Oxygen Uptake and Test-Retest Reliability of Physiological Parameters between Closed-End and Incremental Upper-Body Poling Tests
Baumgart, Julia Kathrin; Skovereng, Knut; Sandbakk, Øyvind (Journal article; Peer reviewed, 2017)Objective: To compare peak oxygen uptake (VO2peak) and the test-retest reliability of physiological parameters between a 1-min and a 3-min closed-end and an incremental open-end upper-body poling test. Methods: On two ... -
The dynamics of the anaerobic energy contribution during a simulated mass-start competition while roller-ski skating on a treadmill.
Noordhof, Dionne; Danielsson, Marius Lyng; Skovereng, Knut; Danielsen, Jørgen; Seeberg, Trine Margrethe; Haugnes, Pål; Kocbach, Jan; Ettema, Gertjan; Sandbakk, Øyvind (Journal article; Peer reviewed, 2021)The purposes of this study were: 1) to investigate the anaerobic energy contribution during a simulated cross-country (XC) skiing mass-start competition while roller-ski skating on a treadmill; 2) to investigate the ... -
Effects of high-intensity training on physiological and hormonal adaptions in well-trained cyclists
Sylta, Øystein; Tønnessen, Espen (red.); Sandbakk, Øyvind; Hammarström, Daniel; Danielsen, Jørgen; Skovereng, Knut; Rønnestad, Bent; Seiler, Stephen (Journal article; Peer reviewed, 2017)Purpose: This study aimed to compare the effects of three different high-intensity training (HIT) models, balanced for total load but differing in training plan progression, on endurance adaptations. Methods: Sixty-three ... -
Effects of Including Sprints in One Weekly Low-Intensity Training Session During the Transition Period of Elite Cyclists
Almquist, Nicki Winfield; Løvlien, Ine; Byrkjedal, Per Thomas; Spencer, Matthew; Kristoffersen, Morten; Skovereng, Knut; Sandbakk, Øyvind; Rønnestad, Bent (Peer reviewed; Journal article, 2020)The purpose of this study was to investigate the effects of including 30-s sprints in one weekly low-intensity training (LIT) session during a 3-week transition period in elite cyclists. Sixteen male elite cyclists (maximal ... -
Effects of initial performance, gross efficiency and VO_2peak characteristics on subsequent adaptations to endurance training in competitive cyclists
Skovereng, Knut; Sylta, Øystein; Tønnessen, Espen; Hammarström, Daniel; Danielsen, Jørgen; Seiler, Stephen; Rønnestad, Bent; Sandbakk, Øyvind (Journal article; Peer reviewed, 2018)The present study investigated the effects of initial levels of cycling performance, peak oxygen uptake (www.frontiersin.orgO2peak) and gross efficiency (GE) on the subsequent adaptations of these variables and their ... -
Effects of Menstrual Cycle Phase on Self-Chosen Training Load among Endurance Athletes
OGUCHE, VICTOR (Master thesis, 2022)ABSTRACT Purpose The menstrual cycle (MC) and its influence on performance and physical fitness in athletes has continued to gain interest in female sports. Even though recent studies indicate that overall performance is ... -
EFFEKTEN AV HØY-VOLUM LAVINTENSIV TRENING PÅ PERIFERE FYSIOLOGISKE TILPASSNINGER FOR PRESTASJONSUTVIKLING
Neraas, Toralf; Skarpeid, Aleksander (Bachelor thesis, 2019)Denne litteraturstudien ønsker å belyse de fysiologiske tilpasningene som høy volum lavintensiv trening tilbyr til prestasjonsutvikling i utholdenhetsidretter. Fokus er på mitokondrier, kapillærers og deres betydning for ... -
Effekten av utholdenhetstrening på prestasjon i elitelangrenn - Ved ulik manipulasjon av HIT, blokkperiodisering og tradisjonell lineær utholdenhetstrening
Sellæg, Sigurd Aal; Veltun, Sindre Brekke (Bachelor thesis, 2019)Formål: Å undersøke om langrennsutøvere på elitenivå i junior – eller seniorklassen oppnår bedre prestasjon ved å manipulere HIT gjennom intervall, volum eller blokkperiodisering fremfor tradisjonell lineær utholdenhetstrening ... -
Effekter av HIT på fysiologiske aspekter assosiert med prestasjon i distanseløp
Midttun, Sindre; Brissach, Daniel Estil; Malm, Bjørnar Kristiansen (Bachelor thesis, 2021)Formål: Denne litteraturstudien undersøker hvilken effekt HIT har på fysiologiske aspekter som er assosiert med prestasjon i distanseløp blant godt trente utøvere. Metode: Aspektene som undersøkes er VO2maks, LØ og LT, ... -
Examination of gas exchange and blood lactate thresholds in Paralympic athletes during upper-body poling
Baumgart, Julia Kathrin; Moes, Maaike; Skovereng, Knut; Ettema, Gertjan; Sandbakk, Øyvind (Journal article; Peer reviewed, 2018)Objectives The primary aim was to compare physiological and perceptual outcome parameters identified at common gas exchange and blood lactate (BLa) thresholds in Paralympic athletes while upper-body poling. The secondary ... -
Gross Efficiency i sykling
Lilaas, Håvard & Ritman, Tobias Elvevold (Bachelor thesis, 2019)Introduksjon: Hensikten med dette studiet var å undersøke hvilken grad GE påvirkes av MF i sykling. I tillegg ville vi se om nivået av aerob kapasitet har en sammenheng med hvordan MF påvirker GE. Hypotesen var at MF vil ... -
Heart Rate Does Not Accurately Predict Metabolic Intensity During Variable-Intensity Roller Skiing or Cycling
Staunton, Craig A.; Andersson, Erik P; Skovereng, Knut; Björklund, Glenn (Journal article; Peer reviewed, 2022)Purpose: To critically appraise the utility of heart rate (HR) and power output (PO) to predict metabolic rate (MR) and oxygen consumption ( ˙ V O 2 ) during variable-intensity roller skiing and cycling. Methods: National-level ... -
The inclusion of sprints in low-intensity sessions during the transition period of elite cyclists improves endurance performance 6 weeks into the subsequent preparatory period
Taylor, Madison; Almquist, Nicki Winfield; Rønnestad, Bent; Tjønna, Arnt Erik; Kristoffersen, Morten; Spencer, Matthew; Sandbakk, Øyvind; Skovereng, Knut (Journal article; Peer reviewed, 2021)Purpose: To investigate the effects of including repeated sprints in a weekly low-intensity (LIT) session during a 3-week transition period on cycling performance 6 weeks into the subsequent preparatory period (PREP) in ... -
Indexing cardiac volumes for peak oxygen uptake to improve differentiation of physiological and pathological remodeling: from elite athletes to heart failure patients
Letnes, Jon Magne; Nes, Bjarne Martens; Langlo, Knut Asbjørn Rise; Lundgren, Kari Margrethe; Skovereng, Knut; Sandbakk, Øyvind Bucher; Wisløff, Ulrik; Dalen, Håvard; Aksetøy, Inger-Lise Aamot (Peer reviewed; Journal article, 2023)Aims Cardiovascular structures adapt to meet metabolic demands, but current methodology for indexing by body size does not accurately reflect such variations. Therefore, we aimed to investigate how left ventricular ... -
Joint specific power production in cycling: The effect of cadence and intensity
Aasvold, Lorents Ola; Ettema, Gertjan; Skovereng, Knut (Journal article; Peer reviewed, 2019)Background The effect of cadence and work rate on the joint specific power production in cycling has previously been studied, but research has primarily focused on cadences above 60 rpm, without examining the effect of ... -
Local muscle oxygen consumption and the relationship with joint specific power in cycling
Skovereng, Knut (Doctoral theses at NTNU;2016:307, Doctoral thesis, 2016)Sykling er en aktivitet som, fra et teknisk synspunkt, anses å være ganske enkel. Men de tre leddene som hovedsaklig er involvert i sykling gir muligheter for flere frihetsgrader, og derfor kan teknikkendringer oppstå. En ... -
Metabolic Rate and Gross Efficiency in G2 and G3 Roller Ski Skating: Effect of Incline and Work Rate
Vik, Marte (Master thesis, 2023)Bakgrunn: I skøytestil i langrenn er det spekulasjoner om fordeler ved å bruke enten G2- eller G3- teknikk, spesielt i moderat oppoverbakke med lav fart, hvor begge teknikkene favoriseres omtrent likt. Likevel, er det noe ... -
New insights from Norwegian and Swedish sports coaches' employment, practices, and beliefs during the first Covid-19 movement restriction period
Severin, Anna Cecilia; Skovereng, Knut; Björklund, Glenn; Hemmestad, Liv B; Sandbakk, Øyvind Bucher; Sandbakk, Silvana Bucher (Journal article; Peer reviewed, 2023)Introduction: This study (i) examined Norwegian and Swedish sports coaches’ employment, practices, and beliefs during the first wave of the COVID-19 pandemic, (ii) compared these aspects between coaches in Norway and Sweden, ...