Browsing Norges idrettshøgskole by Document Types "Journal article"
Now showing items 1061-1080 of 2119
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Jumper's knee paradox—jumping ability is a risk factor for developing jumper's knee: A 5-year prospective study
(Journal article; Peer reviewed, 2012-10-11)Background The ‘jumper's knee paradox’, where symptomatic athletes appear to perform better in a counter movement jump (CMJ) compared to asymptomatic controls in previous case–control studies is not fully understood. Aim ... -
Justifying anti-doping: The fair opportunity principle and the biology of performance enhancement
(Journal article; Peer reviewed, 2011-10-28)Doping is a complex moral and scientific dilemma and its prevention has led to a costly but less than perfect control system implemented worldwide by the World Anti-doping Agency (WADA). For a substance or method to be ... -
Keeping distance?: Adaptation strategies to the Covid-19 pandemic among sport event organizers in Sweden
(Peer reviewed; Journal article, 2021)Sport has often had an important role in times of crisis, but the Covid-19 pandemic is another matter. Sport was heavily affected world-wide on all levels. In Sweden, gathering people for endurance events conflicted with ... -
Keeping people ‘in the tent’: governance in the New Zealand outdoor activity sector
(Journal article; Peer reviewed, 2013-09)The purpose of this research was to examine governance in the New Zealand outdoor activity sector. We conducted 35 interviews with key personnel from organisations with responsibility for national co-ordination, education, ... -
Key Factors Related to Short Course 100 m Breaststroke Performance
(Peer reviewed; Journal article, 2020)Background and aim: To identify kinematic variables related to short course 100 m breaststroke performance. Methods: An automatic race analysis system was utilized to obtain start (0–15 m), turn (5 m before the wall until ... -
Key performance indicators related to strength, endurance, flexibility, anthropometrics, and swimming performance for competitive aquatic lifesaving
(Peer reviewed; Journal article, 2021)The aim of the study was to investigate key performance indicators for the individual pool-based disciplines of competitive lifesaving regarding strength, flexibility, sprint and endurance swimming performance, anthropometric ... -
Kinematic adaptations to a variable stiffness shoe: mechanisms for reducing joint loading
(Journal article; Peer reviewed, 2012)A recently described variable-stiffness shoe has been shown to reduce the adduction moment and pain in patients with medial-compartment knee osteoarthritis. The mechanism associated with how this device modifies overall ... -
Kinematic analysis of pressing situations in female collegiate football games: New insight into anterior cruciate ligament injury causation
(Journal article; Peer reviewed, 2018)The most common events during which anterior cruciate ligament (ACL) injuries occur in football are pressing situations. This study aimed to describe the knee and hip joint kinematics during pressing situations in football ... -
Kinematic and spatiotemporal gait characteristics in pregnant women with pelvic girdle pain, asymptomatic pregnant and non-pregnant women
(Peer reviewed; Journal article, 2019)Background Walking difficulties are common among pregnant women with pelvic girdle pain. This cross-sectional study investigated the influence of pelvic girdle pain, pregnancy and speed on spatiotemporal and trunk, pelvic ... -
Kinematic determination of the aerial phase in ski jumping
(Peer reviewed; Journal article, 2022)The purpose of this study was to find a generic method to determine the aerial phase of ski jumping in which the athlete is in a steady gliding condition, commonly known as the ‘stable flight’ phase. The aerial phase of ... -
Kinematic differences between uphill roller skiing and on-snow skiing using the V2 skating technique
(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 ... -
Kinematical analysis of the V2 ski skating technique: A longitudinal study
(Journal article; Peer reviewed, 2017)To characterise timing of movements and evaluate performance effects of technique alterations in V2 ski skating, 13 elite male cross-country skiers (age, 23 ± 2 years; stature, 182 ± 6 cm; body mass, 76 ± 8 kg; V2 V̇O2max, ... -
Kinematics analysis of ankle inversion ligamentous sprain injuries in sports : 2 cases during the 2008 Beijing Olympics
(Journal article; Peer reviewed, 2011-07) -
Kinematics and kinetics of an accidental lateral ankle sprain
(Journal article; Peer reviewed, 2011)Ankle sprains are common during sporting activities and can have serious consequences. Understanding of injury mechanisms is essential to prevent injuries, but only two previous studies have provided detailed descriptions ... -
Kiss goodbye to the ‘kissing knees’: No association between frontal plane inward knee motion and risk of future non-contact ACL injury in elite female athletes
(Peer reviewed; Journal article, 2021)The aim of this study was to investigate if frontal plane knee and hip control in single-leg squats or vertical drop jumps with an overhead target were associated with future non-contact anterior cruciate ligament (ACL) ... -
Klagesensurordningene - hvordan fungerer de?
(Journal article; Peer reviewed, 2012)Det anvendes i dag to ulike prinsipper for klagesensur i høyere utdanning i Norge. Den fortsatt mest brukte, er den gamle klageordningen som følger forvaltningsloven (fvl)) med de begrensninger som følger av universitets- ... -
Knee cartilage damage and concomitant internal derangement on MRI in athletes competing at the Rio de Janeiro 2016 Summer Olympics
(Peer reviewed; Journal article, 2020)Purpose: To report the MRI patterns of knee cartilage damage and concomitant internal derangement in athletes participating at the Rio de Janeiro 2016 Olympic Games. Methods: Knee MRIs obtained at the core imaging ... -
Knee Control and Jump-Landing Technique in Young Basketball and Floorball Players
(Journal article; Peer reviewed, 2016)Poor knee alignment is associated with increased loading of the joints, ligaments and tendons, and may increase the risk of injury. The study purpose was to compare differences in knee kinematics between basketball and ... -
Knee function and prevalence of knee osteoarthritis after anterior cruciate ligament reconstruction : a prospective study with 10 to 15 years of follow-up
(Journal article; Peer reviewed, 2010-08-16)BACKGROUND: Few prospective long-term studies of more than 10 years have reported changes in knee function and radiologic outcomes after anterior cruciate ligament (ACL) reconstruction. PURPOSE: To examine changes in ... -
Knee, low back, and shoulder problems among university and professional volleyball players: Playing with pain
(Peer reviewed; Journal article, 2024-01-08)Context: The knee, low back, and shoulder account for most overuse injuries in volleyball. Previous researchers have used methodology that did not examine the extent of injury burden and effect on performance. Objective: ...