Associations between prolonged sedentary time and breaks in sedentary time with cardiometabolic risk in 10-14-year-old children: The HAPPY study.

abstract：:The purpose of this meta-analytic review was to examine the extent and quality of research on the post-activation potentiation acute effect of rest interval manipulation on jumping performance. This manuscript adopted the recommendations from the Preferred Reporting Items for Systematic Reviews and Meta-Analyses State...

journal_title：Journal of sports sciences

authors： Gouvêa AL,Fernandes IA,César EP,Silva WA,Gomes PS

更新日期：2013-01-01 00:00:00

abstract：:There is limited empirical evidence of the relationship between attributions following failure and subsequent task performance. Two studies manipulated the perceived controllability and stability of causes of initial task failure and explored the impact of these factors on perceptions of self-efficacy and follow-up pe...

journal_title：Journal of sports sciences

authors： Coffee P,Rees T,Haslam SA

更新日期：2009-09-01 00:00:00

abstract：:Low back pain (LBP) is a common problem in football (soccer) players. The effect of LBP on the trunk and hip muscles in this group is unknown. The relationship between LBP and trunk muscle size and function in football players across the preseason was examined. A secondary aim was to assess hip muscle strength. Twenty...

journal_title：Journal of sports sciences

authors： Hides JA,Oostenbroek T,Franettovich Smith MM,Mendis MD

更新日期：2016-12-01 00:00:00

abstract：:Adherence is a key implementation outcome that determines the effectiveness of an intervention. This study, an observational design involving coaches and players from 33 high school basketball teams, evaluated the dimensions of adherence to a basketball-specific neuromuscular training (NMT) warm-up program in youth ba...

journal_title：Journal of sports sciences

authors： Owoeye OBA,Emery CA,Befus K,Palacios-Derflingher L,Pasanen K

更新日期：2020-10-01 00:00:00

abstract：:The aim of the present study was to determine the effect of post-exercise ingestion of a unique, high molecular weight glucose polymer solution, known to augment gastric emptying and post-exercise muscle glycogen re-synthesis, on performance during a subsequent bout of intense exercise. On three randomized visits, eig...

journal_title：Journal of sports sciences

authors： Stephens FB,Roig M,Armstrong G,Greenhaff PL

更新日期：2008-01-15 00:00:00

abstract：:The aim of the study was to evaluate, by an electromyographic (EMG) and mechanomyographic (MMG) combined approach, whether years of specific climbing activity induced neuromuscular changes towards performances related to a functional prevalence of fast resistant or fast fatigable motor units. For this purpose, after t...

journal_title：Journal of sports sciences

authors： Limonta E,Cè E,Gobbo M,Veicsteinas A,Orizio C,Esposito F

更新日期：2016-01-01 00:00:00

abstract：:In this study, we examined the effects of augmented kinematic knowledge of performance (KP) on shooting performance and learning. Knowledge of performance described the aiming trajectory of the rifle barrel. The effects of knowledge of performance were evaluated in terms of shooting accuracy (shooting score), variabil...

journal_title：Journal of sports sciences

authors： Mononen K,Viitasalo JT,Konttinen N,Era P

更新日期：2003-10-01 00:00:00

abstract：:The aim of this study was to investigate the physical demands of international rugby union. Five games in the 1989-90 Five Nations Championship were analysed using video-recordings of live television transmissions. When the ball was in open play, the average running pace of players central to the action ranged from 5 ...

journal_title：Journal of sports sciences

authors： McLean DA

更新日期：1992-06-01 00:00:00

abstract：:Computers have played an important supporting role in the development of experimental and theoretical sports biomechanics. The role of the computer now extends from data capture and data processing through to mathematical and statistical modelling and simulation and optimization. This paper seeks to demonstrate that e...

journal_title：Journal of sports sciences

authors： Lapham AC,Bartlett RM

更新日期：1995-06-01 00:00:00

abstract：:The time-course of physical recovery was determined after a 2-h 20-min, simulated cricket batting innings. Several vertical jump measures were assessed before (baseline), immediately after, 24 h after and 48 h after simulated batting. Six, male, academy cricketers (20 ± 2 years) completed a previously developed simula...

journal_title：Journal of sports sciences

authors： Houghton L,Dawson B

更新日期：2012-01-01 00:00:00

abstract：:The length of telomeres is an objective measure of biologic ageing. This study evaluated the extent minutes of walking per week are associated with leukocyte telomere length (LTL) in a random sample of 5,823 U.S. adults. The investigation was cross-sectional and data were obtained from the National Health and Nutritio...

journal_title：Journal of sports sciences

authors： Tucker LA

更新日期：2020-05-01 00:00:00

abstract：UNLABELLED:The drop jump is a popular form of plyometric exercise often undertaken to enhance countermovement jump ability (jump height). Despite its popularity the effects of drop jump training on countermovement jump height are often inconsistent. Such inconsistencies may be as a result of differences in the drop jum...

journal_title：Journal of sports sciences

authors： Marshall BM,Moran KA

更新日期：2013-01-01 00:00:00

abstract：:We examined the influence of caffeine supplementation on cognitive performance and perceptual responses in female team-game players taking low-dose monophasic oral contraceptives of the same hormonal composition. Ten females (24 ± 4 years; 59.7 ± 3.5 kg body mass; 2-6 training sessions per week) took part in a randomi...

journal_title：Journal of sports sciences

authors： Ali A,O'Donnell J,Von Hurst P,Foskett A,Holland S,Starck C,Rutherfurd-Markwick K

更新日期：2016-01-01 00:00:00

abstract：:A regression analysis of competitors' tournament results in relation to their world rankings was proposed to identify the effect of home advantage in international 'grand-slam' tennis and 'major' golf tournaments. The results provided little evidence of home advantage in either the grand-slam tennis or the golf tourna...

journal_title：Journal of sports sciences

authors： Nevill AM,Holder RL,Bardsley A,Calvert H,Jones S

更新日期：1997-08-01 00:00:00

abstract：:In this study, we investigated the effect of water immersion on physical test performance and perception of fatigue/recovery during a 4-day simulated soccer tournament. Twenty high-performance junior male soccer players (age 15.9 +/- 0.6 years) played four matches in 4 days and undertook either cold-water immersion (1...

journal_title：Journal of sports sciences

authors： Rowsell GJ,Coutts AJ,Reaburn P,Hill-Haas S

更新日期：2009-04-01 00:00:00

abstract：:Although elite athletes have been reported to be high academic achievers, many elite soccer players struggle with a stereotype of being low academic achievers. The purpose of this study was to compare the academic level (pre-university or pre-vocational) and self-regulatory skills (planning, self-monitoring, evaluatio...

journal_title：Journal of sports sciences

authors： Jonker L,Elferink-Gemser MT,Toering TT,Lyons J,Visscher C

更新日期：2010-12-01 00:00:00

abstract：:Participant and protocol factors affect post-activation potentiation response. Performance enhancement is more consistent in highly-trained participants following multiple sets of a biomechanically similar conditioning activity. Providing optimal conditions, 6 international-level sprint cyclists executed multiple sets...

journal_title：Journal of sports sciences

authors： Munro LA,Stannard SR,Fink PW,Foskett A

更新日期：2017-07-01 00:00:00

abstract：:The aim of the present study was to describe the frequency, duration, and nature of repeated high-intensity exercise in Super 14 rugby union. Time-motion analysis was used during seven competition matches over the 2008 and 2009 Super 14 seasons; five players from each of four positional groups (front row forwards, bac...

journal_title：Journal of sports sciences

authors： Austin D,Gabbett T,Jenkins D

更新日期：2011-07-01 00:00:00

abstract：:Muscle strength is thought to be a major factor in athletic success. However, the relationship between muscle strength and sprint performance has received little attention. The aim of this study was to examine the relationship in elite performers of isokinetic muscle strength across three lower limb joints and sprinti...

journal_title：Journal of sports sciences

authors： Dowson MN,Nevill ME,Lakomy HK,Nevill AM,Hazeldine RJ

更新日期：1998-04-01 00:00:00

abstract：:The effects of exercise on the core musculature have not been investigated in prepubescents. The main purpose of the present study was to determine the volume and degree of asymmetry of rectus abdominis, obliques and transversus abdominis, quadratus lumborum, iliopsoas, gluteus and paravertebralis muscles in prepubesc...

journal_title：Journal of sports sciences

authors： Sanchis-Moysi J,Idoate F,Álamo-Arce D,Calbet JA,Dorado C

更新日期：2017-04-01 00:00:00

abstract：:This study aimed to investigate why futsal players decide to dribble. For this purpose, we analysed 396 trials comprising the dribbles (n = 132), passes (n = 131) or shots (n = 133), performed by 70 male futsal players. Passing and shooting angles, and interpersonal distance, including their rates of change (velocity ...

journal_title：Journal of sports sciences

authors： Corrêa UC,de Pinho ST,da Silva SL,Clavijo FA,Souza TO,Tani G

更新日期：2016-12-01 00:00:00

abstract：:The effect of alcohol ingestion before exercise on blood haemostasis is not known. The present study examined the effects of moderate alcohol ingestion on blood haemostatic variables at rest and in response to exercise. Eleven normal healthy individuals randomly performed two tests separated by 7 days. A moderate dose...

journal_title：Journal of sports sciences

authors： el-Sayed MS,Eastland P,Lin X,Rattu AM

更新日期：1999-06-01 00:00:00

abstract：:Generally, swimmers pace themselves using their own judgement and the poolside clock during swimming training, fitness testing protocols or scientific investigation. The Aquapacer is a new pacing device that can be used to pace the swimming speed or stroke rate of the swimmer. The aims of this study were to determine ...

journal_title：Journal of sports sciences

authors： Thompson KG,MacLaren DP,Lees A,Atkinson G

更新日期：2002-07-01 00:00:00

abstract：:To examine the activity profile and physiological demands of top-class soccer refereeing, we performed computerized time-motion analyses and measured the heart rate and blood lactate concentration of 27 referees during 43 competitive matches in the two top Danish leagues. To relate match performance to physical capaci...

journal_title：Journal of sports sciences

authors： Krustrup P,Bangsbo J

更新日期：2001-11-01 00:00:00

abstract：:This study aimed to investigate deprivation and sex differences in selected health-relatedfitness measures in 9-12-year-old children. Data were captured on 3,407 children (49.3% boys; aged 10.5 ± 0.6 years). Cardiorespiratory fitness(20 m multistage shuttle run test; 20 m MSRT), muscular strength (handgrip strength) a...

journal_title：Journal of sports sciences

authors： Tyler R,Mackintosh KA,Spacey HL,Stratton G

更新日期：2020-01-01 00:00:00

abstract：:This study examined the changes in running performance, maximal blood lactate concentrations and running kinematics between 85%BM anti-gravity (AG) running and normal over-ground (OG) running over an 8-week training period. Fifteen elite male developmental cricketers were assigned to either the AG or over-ground (CON)...

journal_title：Journal of sports sciences

authors： Brennan CT,Jenkins DG,Osborne MA,Oyewale M,Kelly VG

更新日期：2018-10-01 00:00:00

abstract：:In this study, we evaluated the extent to which 2000-m rowing ergometer performance times predicted final rankings at the World Rowing Championships in a sample of 638 rowers of both sexes and body-mass classifications (i.e., open-category and lightweight rowers). Rowing ergometer performance times were examined using...

journal_title：Journal of sports sciences

authors： Mikulić P,Smoljanović T,Bojanić I,Hannafin JA,Matković BR

更新日期：2009-07-01 00:00:00

abstract：:The aim of this study was to determine the effects of positive and negative outcome imagery on golf-putting performance. Players of both high and low ability performed a golf-putting task in three imagery conditions: (a) a positive outcome imagery condition, (b) a negative outcome imagery condition and (c) a no-imager...

journal_title：Journal of sports sciences

authors： Taylor JA,Shaw DF

更新日期：2002-08-01 00:00:00

abstract：:We investigated whether heart rate (HR)-derived parameters are accurate performance predictors in endurance recreational runners. One hundred thirty recreational athletes completed an incremental running test (4´running + 1´rest). After each stage, we recorded HR, % of maximum HR (%HRmax), and blood lactate. We also a...

journal_title：Journal of sports sciences

authors： Etxegarai U,Insunza A,Larruskain J,Santos-Concejero J,Gil SM,Portillo E,Irazusta J

更新日期：2018-09-01 00:00:00

abstract：:This study examined the relationship between multidimensional competitive state anxiety and cognitive (i.e. digit span) and motor (i.e. perceptuo-motor speed) subcomponents of performance in an experimental group of hockey players during the period leading up to an important hockey match, and also in a control group o...

journal_title：Journal of sports sciences

authors： Jones JG,Cale A

更新日期：1989-01-01 00:00:00