Estimates of the number of people in England who attain or exceed vigorous intensity exercise by walking at 3 mph.

abstract：:Exercise and treating hyperlipidaemia with statins are two integral components of the American Heart Association guidelines to reduce cardiovascular risk in adults. Since statins can cause myalgias and myopathies, they could affect the duration or intensity of an exercise regimen. To determine the impact of statin use...

journal_title：Journal of sports sciences

authors： Terpak K,Guthrie S,Erickson S

更新日期：2015-01-01 00:00:00

abstract：:We explore how expertise is obtained in the domain of rugby refereeing. The research data are qualitative and are drawn from an 18 month period working in collaboration with the Rugby Football Union Elite Referee Unit. Adopting an ethnographic mode of enquiry, the study combined long-term participant observation with ...

journal_title：Journal of sports sciences

authors： Ollis S,Macpherson A,Collins D

更新日期：2006-03-01 00:00:00

abstract：:In this study, we examined the visual search strategies used during observation of video and point-light display models. We also assessed the relative effectiveness of video and point-light models in facilitating the learning of task outcomes and movement patterns. Twenty-one female novice soccer players were divided ...

journal_title：Journal of sports sciences

authors： Horn RR,Williams AM,Scott MA

更新日期：2002-03-01 00:00:00

abstract：:The inability of the between-bowlers methodology to control parameters external to technique could lead to erroneous significant and non-significant associations being reported between fast-bowling technique and ball release speed. Using Pearson's product - moment correlation, we first examined the effectiveness of a ...

journal_title：Journal of sports sciences

authors： Salter CW,Sinclair PJ,Portus MR

更新日期：2007-09-01 00:00:00

abstract：:The prevalence of ischaemia-related symptoms is remarkably high among elite indoor volleyball players. Since the exposure to sport-specific demands may be higher in beach volleyball compared to indoor volleyball, the aim of this study was to assess the prevalence of ischaemia-related symptoms and associated risk facto...

journal_title：Journal of sports sciences

authors： Van De Pol D,Alaeikhanehshir S,Maas M,Kuijer PP

更新日期：2016-01-01 00:00:00

abstract：:Although the relative age effect has been widely observed in youth sports (Musch & Grondin, 2001), it is unclear whether it generalizes across the lifespan. The purpose of this study was to examine the relative age effect among a population of Masters athletes using archived data. Two successive studies examined the f...

journal_title：Journal of sports sciences

authors： Medic N,Starkes JL,Young BW

更新日期：2007-10-01 00:00:00

abstract：:The GT3X+ worn at the wrist promotes greater compliance than at the hip. Minutes in SB and PA calculated from raw accelerations at the hip and wrist provide contrasting estimates and cannot be directly compared. Wear-time for the wrist (15.6 to 17.4 h.d-1) was greater than the hip (15.2 to 16.8 h.d-1) across several w...

journal_title：Journal of sports sciences

authors： McLellan G,Arthur R,Buchan DS

更新日期：2018-11-01 00:00:00

abstract：:The aim of this study was to determine whether 3 weeks of intermittent normobaric hypoxic exposure at rest was able to elicit changes that would benefit multi-sport athletes. Twenty-two multi-sport athletes of mixed ability were exposed to either a normobaric hypoxic gas (intermittent hypoxic training group) or a plac...

journal_title：Journal of sports sciences

authors： Hamlin MJ,Hellemans J

更新日期：2007-02-15 00:00:00

abstract：:To develop and assess the validity of the Referee Training Activity Questionnaire (RTAQ), a systematic process was employed: 1) item generation; 2) assessments of content and face validity; and 3) assessments of criterion validity. In stage 1, items were generated following semi-structured interviews with an expert pa...

journal_title：Journal of sports sciences

authors： P McEwan G,Unnithan V,Easton C,Arthur R

更新日期：2020-12-01 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：: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：:Heart rate (HR), when combined with accelerometry, can dramatically improve estimates of energy expenditure and sleep. Advancements in technology, via the development and introduction of small, low-cost photoplethysmography devices embedded within wrist-worn consumer wearables, have made the collection of heart rate (...

journal_title：Journal of sports sciences

authors： Zhang Y,Weaver RG,Armstrong B,Burkart S,Zhang S,Beets MW

更新日期：2020-09-01 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：:In the present study, we investigated the accuracy of offside judgements of assistant referees in the English Premier League. The moment in the match, the position and movement speed of the assistant referee, attacker and second-last defender, together with the angle of view for the assistant referee were all consider...

journal_title：Journal of sports sciences

authors： Catteeuw P,Gilis B,Wagemans J,Helsen W

更新日期：2010-03-01 00:00:00

abstract：:Collective efficacy research has begun to progress from simply trying to verify the relationship between collective efficacy and performance to examining the mechanisms through which collective efficacy impacts on performance. To test hypotheses concerning the impact of collective efficacy on group goal selection and ...

journal_title：Journal of sports sciences

authors： Greenlees I,Graydon J,Maynard I

更新日期：2000-06-01 00:00:00

abstract：:Using a two-study approach, we examined a methodology for objectively depicting team performance and form in a professional rugby union side. Study 1 developed standardized indicators to examine a team's performance in a single match relative to their previous matches over a domestic season via a performance report an...

journal_title：Journal of sports sciences

authors： Jones NM,James N,Mellalieu SD

更新日期：2008-05-01 00:00:00

abstract：:Mental preparation has long been thought of as an important aspect of physical performance, especially in tasks requiring muscular strength. Recent studies in sport psychology have addressed this issue, mainly through the investigation of 'psych-up' strategies and effects. The overall trend in such experiments support...

journal_title：Journal of sports sciences

authors： Biddle SJ

更新日期：1985-04-01 00:00:00

abstract：:This study sought to determine the association of relative age and performance of young elite basketball players. The distribution of the birth dates, heights, positions, classification and performance of the male and female participants (n = 2395) of the U16, U18 and U20 European Basketball Championships were analyse...

journal_title：Journal of sports sciences

authors： Arrieta H,Torres-Unda J,Gil SM,Irazusta J

更新日期：2016-08-01 00:00:00

abstract：:In this study, we examined (1) the relationship between self-talk and affect and (2) the nature of motivating self-talk. Ninety high-school athletes completed the Affect Grid and the Self-Talk Grid before practice and competition. Significant positive second-order partial correlations of low to moderate strength offer...

journal_title：Journal of sports sciences

authors： Hardy J,Hall CR,Alexander MR

更新日期：2001-07-01 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：:This study examined the relationship between sit-to-stand (STS) power and physical function in adults with severe obesity. Thirty-eight adults (age: 44 ± 12 years; body mass index [BMI]: 45.2 ± 7.8 kg/m2) completed evaluations of STS power, strength and functional performance. STS power was measured with a wearable in...

journal_title：Journal of sports sciences

authors： Orange ST,Marshall P,Madden LA,Vince RV

更新日期：2019-06-01 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：:Maximal oxygen uptake VO(2max)) is considered the optimal method to assess aerobic fitness. The measurement of VO(2max), however, requires special equipment and training. Maximal exercise testing with determination of maximal power output offers a more simple approach. This study explores the relationship between [Vdo...

journal_title：Journal of sports sciences

authors： Dencker M,Thorsson O,Karlsson MK,Lindén C,Wollmer P,Andersen LB

更新日期：2008-11-01 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：: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：:This study investigates the effect of running shoes' aging on mechanical and biomechanical parameters as a function of midsole materials (viscous, intermediate, elastic) and ground inclination. To this aim, heel area of the shoe (under calcaneal tuberosity) was first mechanically aged at realistic frequency and impact...

journal_title：Journal of sports sciences

authors： Chambon N,Sevrez V,Ly QH,Guéguen N,Berton E,Rao G

更新日期：2014-01-01 00:00:00

abstract：:In order to investigate further the use of standardization procedures to determine training effects on cardiac dimension and function, two groups of subjects were analysed noninvasively. A control group of sedentary men (n = 7) and an experimental group of weight lifters (n = 12) volunteered for a standard M-mode echo...

journal_title：Journal of sports sciences

authors： Brown SP,Thompson WR

更新日期：1987-07-01 00:00:00

abstract：:This study aimed to evaluate the autonomic modulation of heart rate in sedentary paraplegics and paraplegic wheelchair basketball players with thoracic spinal cord injury below T6. Seven paraplegic wheelchair basketball players (active paraplegic group), five paraplegics who were not involved in regular exercise (sede...

journal_title：Journal of sports sciences

authors： Zamunér AR,Silva E,Teodori RM,Catai AM,Moreno MA

更新日期：2013-01-01 00:00:00

abstract：:Two experiments were conducted to examine the hypothesis that learning by analogy will invoke characteristics of an implicit mode of motor learning. In the first experiment, table tennis novices learned to hit forehand topspin implicitly, explicitly or by analogy. The results showed that the analogy and implicit learn...

journal_title：Journal of sports sciences

authors： Liao CM,Masters RS

更新日期：2001-05-01 00:00:00

abstract：:Previous research has highlighted the positive effect that different warm-up protocols have on golf performance (e.g. Sorbie et al., 2016; Tilley & Macfarlane, 2012) with the design of warm-ups and programmes targeting and improving golf performance through the activation and development of specific muscle groups. Thi...

journal_title：Journal of sports sciences

authors： Langdown BL,Wells JET,Graham S,Bridge MW

更新日期：2019-03-01 00:00:00