Start hard, finish better: further evidence for the reversal of the RAE advantage.

abstract：:The aim of this study was to integrate both dispositional and situational factors to examine their interactive ability to predict pre-competitive goal states of task and ego involvement in a sample of National junior tennis players. The Task and Ego Orientation in Sport Questionnaire (Chi and Duda, 1995) and a set of ...

journal_title：Journal of sports sciences

authors： Harwood CG,Swain AB

更新日期：1998-05-01 00:00:00

abstract：:The optimum pre-flight characteristics of the Hecht and handspring somersault vaults were determined using a two-segment simulation model. The model consisted of an arm segment and a body segment connected by a frictionless pin joint, simulating the vault from the Reuther board take-off through to landing. During hors...

journal_title：Journal of sports sciences

authors： King MA,Yeadon MR,Kerwin DG

更新日期：1999-04-01 00:00:00

abstract：:System theory is classically applied to describe and to predict the effects of training load on performance. The classic models are structured by impulse-type transfer functions, nevertheless, most biological adaptations display exponential growth kinetics. The aim of this study was to propose an extension of the mode...

journal_title：Journal of sports sciences

authors： Philippe AG,Borrani F,Sanchez AM,Py G,Candau R

更新日期：2019-02-01 00:00:00

abstract：:This study investigated the effect of self-reported tolerance of the intensity of exercise on affective responses to, self-efficacy for and intention to repeat low-volume high-intensity interval exercise (HIIE). Thirty-six healthy participants (mean age 21 ± 2 years) were split into high tolerance (HT; n = 19), low to...

journal_title：Journal of sports sciences

authors： Bradley C,Niven A,Phillips SM

更新日期：2019-07-01 00:00:00

abstract：:The aim of this study was to compare equivalence and agreement of physical activity output data collected by a Research Tri-axial accelerometer (R3T) during walking and running on a treadmill versus on land. Fifty healthy volunteers, 35 males (age 21.9 +/- 1.8 years) and 15 females (age 21.6 +/- 0.7 years), underwent ...

journal_title：Journal of sports sciences

authors： Vanhelst J,Zunquin G,Theunynck D,Mikulovic J,Bui-Xuan G,Beghin L

更新日期：2009-05-01 00:00:00

abstract：:In order to measure active drag during front crawl swimming a system has been designed, built and tested. A tube (23 m long) with grips is fixed under the water surface and the swimmer crawls on this. At one end of the tube, a force transducer is attached to the wall of the swimming pool. It measures the momentary eff...

journal_title：Journal of sports sciences

authors： Hollander AP,De Groot G,van Ingen Schenau GJ,Toussaint HM,De Best H,Peeters W,Meulemans A,Schreurs AW

更新日期：1986-04-01 00:00:00

abstract：:The aims of this study were to determine the validity of fat mass of the trunk as a predictor for visceral fat area at the umbilicus level and to develop equations to predict visceral fat mass at the umbilicus level using fat mass of the trunk measured by dual-energy X-ray absorptiometry (DXA) and bioelectrical impeda...

journal_title：Journal of sports sciences

authors： Demura S,Sato S

更新日期：2007-05-01 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：:Previous research on unstable footwear has suggested that it may induce mechanical noise during walking. The purpose of this study was to explore whether unstable footwear could be considered as a noise-based training gear to exercise body center of mass (CoM) motion during walking. Ground reaction forces were collect...

journal_title：Journal of sports sciences

authors： Dierick F,Bouché AF,Scohier M,Guille C,Buisseret F

更新日期：2018-12-01 00:00:00

abstract：:The aim of the present study was to examine reliability and construct convergent validity of Player Load™ (PL) from trunk-mounted accelerometry, expressed as a cumulative measure and an intensity measure (PL · min-1). Fifteen male participants twice performed an overground football match simulation that included four ...

journal_title：Journal of sports sciences

authors： Barreira P,Robinson MA,Drust B,Nedergaard N,Raja Azidin RMF,Vanrenterghem J

更新日期：2017-09-01 00:00:00

abstract：:Veteran football players above 40 years have rarely been subject to scientific investigations. This is worrisome because their number is considerable and their cardiovascular risk probably increased. Therefore, a cross-sectional study was conducted in 100 football players between 40 and 63 years of age. This included ...

journal_title：Journal of sports sciences

authors： Wegmann M,Steffen A,Pütz K,Würtz N,Such U,Faude O,Bohm P,Meyer T

更新日期：2016-01-01 00:00:00

abstract：:In this study, we examined the relationship between anthropometric, strength and power characteristics of rugby forwards, their body position when scrummaging, and their ability to apply force when scrummaging. Force applied to an instrumented scrum machine was measured for 56 players, both individually and as scrum p...

journal_title：Journal of sports sciences

authors： Quarrie KL,Wilson BD

更新日期：2000-04-01 00:00:00

abstract：:The study examined Yo-Yo intermittent recovery level 2 (YYIR2) and submaximal YYIR1 test performances in 172 male semi-professional football players (age; 25.8 ± 4.1 years) representing all teams in a top league at pre-season, start-season, mid-season and end-season. YYIR2 performance was 847 ± 227 m (±SD) at pre-seas...

journal_title：Journal of sports sciences

authors： Mohr M,Krustrup P

更新日期：2014-01-01 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：INTRODUCTION:High-Intensity Interval Training (HIIT) and Constant-Intensity Endurance Training (CIET) improves peak oxygen uptake (V̇O2) similarly in adults; but in children this remains unclear, as does the influence of maturity. METHODS:Thirty-seven boys formed three groups: HIIT (football; n = 14; 14.3 ± 3.1 years)...

journal_title：Journal of sports sciences

authors： Runacres A,Mackintosh KA,McNarry MA

更新日期：2019-11-01 00:00:00

abstract：:Comprehension of a narrated diagram entail complex cognitive processing as learner is challenged to extract the orally evoked information. The present experiment examined the effects of 2 different forms of attention guidance - bottom-up and top-down - on comprehension performance, cognitive load investment, and motiv...

journal_title：Journal of sports sciences

authors： Khacharem A

更新日期：2017-06-01 00:00:00

abstract：:This study examines the association between prolonged sedentary time and breaks in sedentary time with cardiometabolic risk in 10-14-year-old children. This cross-sectional design study analysed accelerometry-determined sedentary behaviour and physical activity collected over 7 days from 111 (66 girls) UK schoolchildr...

journal_title：Journal of sports sciences

authors： Bailey DP,Charman SJ,Ploetz T,Savory LA,Kerr CJ

更新日期：2017-11-01 00:00:00

abstract：:Composite materials have given manufacturers the freedom to develop a broad range of tennis rackets, allowing them to change key parameters such as the structural stiffness, mass, and position of the balance point. The aim of this research was to determine how changing these parameters could affect ball resultant rebo...

journal_title：Journal of sports sciences

authors： Allen TB,Haake SJ,Goodwill SR

更新日期：2011-02-01 00:00:00

abstract：:The aim of this study was to assess the effects of quality of opposition and match status on technical and tactical volleyball performances, as measured by block, attack, serve, and set actions related to the tasks, space, players, and efficacy of selected game actions. Twenty-five matches from the men's World Cup 200...

journal_title：Journal of sports sciences

authors： Marcelino R,Mesquita I,Sampaio J

更新日期：2011-04-01 00:00:00

abstract：:We aimed to compare differentiated training loads (TL) between fitness responders and non-responders to an eight-week pre-season training period in a squad of thirty-five professional rugby union players. Differential TL were calculated by multiplying player's perceptions of breathlessness (sRPE-B) and leg muscle exer...

journal_title：Journal of sports sciences

authors： McLaren SJ,Smith A,Bartlett JD,Spears IR,Weston M

更新日期：2018-11-01 00:00:00

abstract：:Although the effects of lateral biases in visual attention ("pseudoneglect") have been examined in real-world settings, this phenomenon has yet to be considered within the realm of sporting performance. In the present study, we investigated the effects of pseudoneglect on putting errors in golf. Novice golfers (n = 30...

journal_title：Journal of sports sciences

authors： Roberts R,Turnbull OH

更新日期：2010-02-01 00:00:00

abstract：:In an effort to evaluate the mechanisms underpinning performance in alpine ski racing, researchers have focused on the predictive validity of measures derived from fitness assessments. However, a limitation of this literature is the absence of practice time, since prolonged training may naturally develop specific fitn...

journal_title：Journal of sports sciences

authors： DeCouto BS,Fawver B,Taylor T,Williams AM

更新日期：2020-09-20 00:00:00

abstract：:The aim of this study was to determine whether a relationship exists between stroke parameters and critical swimming speed (which is defined as the speed that can theoretically be maintained without exhaustion). Stroke parameters (stroke rate and length) and velocity were recorded for each 25-m length during a control...

journal_title：Journal of sports sciences

authors： Barden JM,Kell RT

更新日期：2009-02-01 00:00:00

abstract：:In rowing, power is inevitably lost as kinetic energy is imparted to the water during push-off with the blades. Power loss is estimated from reconstructed blade kinetics and kinematics. Traditionally, it is assumed that the oar is completely rigid and that force acts strictly perpendicular to the blade. The aim of the...

journal_title：Journal of sports sciences

authors： Hofmijster M,De Koning J,Van Soest AJ

更新日期：2010-08-01 00:00:00

abstract：:The purpose of this study was to examine the changes in the metabolic state of quadriceps femoris muscles using transverse relaxation time (T2), measured by muscle functional magnetic resonance (MR) imaging, after inactive or active recovery exercises with different intensities following high-intensity knee-extension ...

journal_title：Journal of sports sciences

authors： Mukaimoto T,Semba S,Inoue Y,Ohno M

更新日期：2014-01-01 00:00:00

abstract：:State anxiety is known to affect far aiming tasks, but less is known about the effects of state anxiety on running and aiming while running. Therefore, in the current study participants ran on a treadmill at their preferred speed in a low- and high-anxiety condition. In both conditions, running was combined with dart ...

journal_title：Journal of sports sciences

authors： Nibbeling N,Daanen HA,Gerritsma RM,Hofland RM,Oudejans RR

更新日期：2012-01-01 00:00:00

abstract：:In the collision between a striking implement and ball, the term "sweet spot" represents the impact location producing best results. In football kicking, it is not known if a sweet spot exists on the foot because no method to measure impact location in three-dimensional space exists. Therefore, the aims were: (1) deve...

journal_title：Journal of sports sciences

authors： Peacock J,Ball K

更新日期：2019-02-01 00:00:00

abstract：:The main aim of this study was to develop and test psychometrically the Physical Education Predisposition Scale, to assess secondary school students' cost-benefit assessment of physical education (PE) participation (PE attitude affective and attitude cognitive) and self-perceptions (PE perceived competence and self-ef...

journal_title：Journal of sports sciences

authors： Hilland TA,Stratton G,Vinson D,Fairclough S

更新日期：2009-12-01 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：:The current study sought to examine the construct validity of the Resistance Training Skills Battery for Children (RTSBc), a movement screen purported to assess resistance training skill in children. Children aged 7-10 years (n = 27, 21 males, 6 females) undertook measures of resistance training skill via the RTSBc, m...

journal_title：Journal of sports sciences

authors： Duncan MJ,Lawson C,Hurst J,Tallis J,Jones V,Eyre ELJ

更新日期：2018-09-01 00:00:00