Effects of treadmill running and fatigue on impact acceleration in distance running.

abstract：:The purpose of this study was to describe the mechanical characteristics of a trampoline circus act and its individual tracks performed in training and shows using a tri-axial accelerometer. A track is an artist's specific role within a choreographed act. Seven male acrobats performed their trampoline act during train...

journal_title：Sports biomechanics

authors： Barker L,Burnstein B,Mercer J

更新日期：2020-04-01 00:00:00

abstract：:Although deterministic models may provide a useful starting point for sports biomechanists examining the mechanical aspects of athletic performance, they have inherent weaknesses that limit their proctical application. Specifically, their inability to provide substantive information about coordinative movement pattern...

journal_title：Sports biomechanics

authors： Glazier PS,Robins MT

更新日期：2012-03-01 00:00:00

abstract：:The purpose was to quantify trunk and lower extremity biomechanics among back and front squats with a straight bar and four squats with different anterior-posterior load placements imposed by a transformer bar. Ten males and eight females performed six squat conditions: back and front squats with a straight bar, back ...

journal_title：Sports biomechanics

authors： Goršič M,Rochelle LE,Layer JS,Smith DT,Novak D,Dai B

更新日期：2020-11-09 00:00:00

abstract：:To assess the influence of age and skill level on handball throwing kinematics and performance, 126 participants were distributed into groups according to their skill level (elite or recreational) and age group (U12, U16 or +18). Each participant performed three sets of 10 throws, aiming to hit a target (40 × 40 cm) l...

journal_title：Sports biomechanics

authors： Moreno FJ,Hernández-Davó JL,García JA,Sabido R,Urbán T,Caballero C

更新日期：2020-09-03 00:00:00

abstract：:Although landing in a plantarflexion and inversion position is a well-known characteristic of lateral ankle sprains, the associated kinematics of the knee and hip is largely unknown. Therefore, the purpose of this study was to examine the changes in knee and hip kinematics during landings on an altered landing surface...

journal_title：Sports biomechanics

authors： Valenzuela KA,Bhaskaran D,Hummer C,Schefano A,Zhang S

更新日期：2016-11-01 00:00:00

abstract：:The rowing stroke is a leg-driven action, in which forces developed by the lower limbs provide a large proportion of power delivered to the oars. In terms of both performance and injury, it is important to initiate each stroke with powerful and symmetrical loading of the foot stretchers. The aims of this study were to...

journal_title：Sports biomechanics

authors： Buckeridge EM,Bull AM,McGregor AH

更新日期：2014-03-01 00:00:00

abstract：:Despite many coaching and biomechanical texts describing how the kinematics of the club-head at impact lead to distance and accuracy of the ball flight, there is limited quantitative evidence supporting these assertions. The purpose of this study was to quantify the relationships between club-head kinematics and subse...

journal_title：Sports biomechanics

authors： Sweeney M,Mills P,Alderson J,Elliott B

更新日期：2013-09-01 00:00:00

abstract：:The purpose of this study was to establish the asymmetry and body wave characteristics related to shoulder, hip, knee, and ankle roll in unilateral arm amputee swimmers. Three unilateral arm amputee swimmers, including one Paralympic medallist (swimmer A), volunteered in this study. They conducted two 10-15 s front cr...

journal_title：Sports biomechanics

authors： Gonjo T,Kishimoto T,Sanders R,Saito M,Takagi H

更新日期：2019-09-27 00:00:00

abstract：:A deterministic model is a modeling paradigm that determines the relationships between a movement outcome measure and the biomechanical factors that produce such a measure. This review provides an overview of the use of deterministic models in biomechanics research, a historical summary of this research, and an analys...

journal_title：Sports biomechanics

authors： Chow JW,Knudson DV

更新日期：2011-09-01 00:00:00

abstract：:This study aimed to explore the effect of the knee angle and loading condition on the magnitude and reliability of squat jump (SJ) performance variables. Thirteen male sport sciences students performed in a random order 4 SJ types (knee angle of 80º [SJ80], 90º [SJ90], 100º [SJ100], and self-preferred [SJpref]) agains...

journal_title：Sports biomechanics

authors： Janicijevic DN,Knezevic OM,Mirkov DM,Pérez-Castilla A,Petrovic MR,García-Ramos A

更新日期：2019-06-24 00:00:00

abstract：:The biomechanics of the golf swing have received considerable attention in previous research. However, existing studies have focused on young athletes, while the kinematics of older golfers remain poorly documented. This study presents kinematic data for healthy senior golfers during swings performed with a driver and...

journal_title：Sports biomechanics

authors： Severin AC,Tackett SA,Barnes CL,Mannen EM

更新日期：2019-08-27 00:00:00

abstract：:Real-world cycling performance depends not only on exercise capacities, but also on efficiently traversing the bicycle through the terrain. The aim of this study was to determine if it was possible to quantify the braking done by a cyclist in the field. One cyclist performed 408 braking trials (348 on a flat road; 60 ...

journal_title：Sports biomechanics

authors： Miller MC,Fink PW,Macdermid PW,Perry BG,Stannard SR

更新日期：2018-09-01 00:00:00

abstract：:The purpose of this study was to use bivariate functional principal components analysis (bfPCA) to quantify patterns in barbell trajectories during the snatch and to investigate whether these patterns correlate with weightlifting performance and biomechanical characteristics that characterise weightlifting technique. ...

journal_title：Sports biomechanics

authors： Kipp K,Cunanan AJ,Warmenhoven J

更新日期：2020-10-28 00:00:00

abstract：:The present study aimed to assess the differences in leg stiffness and the associated performance variables between athletes from various training backgrounds during tasks relevant to athletic training. Forty-seven female participants (20 nationally identified netballers, 13 high-level endurance athletes and 14 age-ma...

journal_title：Sports biomechanics

authors： Millett EL,Moresi MP,Watsford ML,Taylor PG,Greene DA

更新日期：2021-02-01 00:00:00

abstract：:The Tkatchev on the high bar is a release and re-grasp skill in which the gymnast rotates in a direction during flight opposite to that of the preceding swing. Since the release window is defined as the time during which the gymnast has appropriate linear and angular momentum to ensure the bar can be re-grasped, it wa...

journal_title：Sports biomechanics

authors： Hiley MJ,Yeadon MR,Buxton E

更新日期：2007-05-01 00:00:00

abstract：:This study aimed to establish the nature of lower extremity intra-limb coordination variability in cycling and to investigate the coordinative adaptations that occur in response to changes in cadence and work rate. Six trained and six untrained males performed nine pedalling bouts on a cycle ergometer at various caden...

journal_title：Sports biomechanics

authors： Sides D,Wilson C

更新日期：2012-03-01 00:00:00

abstract：:When the ankle is forced into inversion, the speed at which this movement occurs may affect the extent of injury. The purpose of this investigation was to develop a fulcrum device to mimic the mechanism of a lateral ankle sprain and to determine the reliability and validity of the temporal variables produced by this d...

journal_title：Sports biomechanics

authors： Knight AC,Weimar WH

更新日期：2012-09-01 00:00:00

abstract：:The effect of anthropometric differences in shank to thigh length ratio upon timing and magnitude of joint power production during the drive phase of the rowing stroke was investigated in 14 elite male rowers. Rowers were tested on the RowPerfect ergometer which was instrumented at the handle and foot stretcher to mea...

journal_title：Sports biomechanics

authors： Greene AJ,Sinclair PJ,Dickson MH,Colloud F,Smith RM

更新日期：2009-11-01 00:00:00

abstract：:The proliferation of new biomechanical technology in laboratory and field settings facilitates the capture of data-sets consisting of complex time-series. An understanding of the appropriate statistical approaches for analysing and interpreting these data-sets is required and the functional data analysis (FDA) family ...

journal_title：Sports biomechanics

authors： Warmenhoven J,Cobley S,Draper C,Harrison A,Bargary N,Smith R

更新日期：2019-06-01 00:00:00

abstract：:The aim of this study was to understand changes in technique within an athlete's own performance during a sprint hurdles run. Four athletes performed a training session containing four trials each over 10 hurdles. Clearances at hurdles three and nine were videotaped from a side view and manually digitised. All athlete...

journal_title：Sports biomechanics

authors： Salo AI,Scarborough S

更新日期：2006-07-01 00:00:00

abstract：:The purpose of this study was to identify critical technical points that lead to increased ball speed in a maximal toe kick with no run-up (a 'static kick') in blind football. Six visually impaired male players and eight sighted male players participated in the experiment. All participants wore a blindfold to fully re...

journal_title：Sports biomechanics

authors： Sakuma T,Kobayashi M,Kinoshita H,Matsui Y,Kobayashi Y,Watanabe M

更新日期：2020-09-07 00:00:00

abstract：:In many sports, the maximum swing speed of a racket, club, or bat is a key performance parameter. Previous research in multiple sports supports the hypothesis of an inverse association between the swing speed and moment of inertia of an implement. The aim of this study was to rigorously test and quantify this relation...

journal_title：Sports biomechanics

authors： Schorah D,Choppin S,James D

更新日期：2015-06-01 00:00:00

abstract：:The biomechanics of the rotational shot put is used to direct coaching to enhance throwing performance. Maximising shot put distance and velocity at the point of release through increasing momentum is of interest to coaches. This narrative review aimed to examine and summarise the critical kinematic variables within e...

journal_title：Sports biomechanics

authors： Schofield M,Cronin JB,Macadam P,Hébert-Losier K

更新日期：2019-08-01 00:00:00

abstract：:The serve is considered amongst the most important strokes in tennis. Not surprisingly, the development of a mechanically consistent and proficient serve is paramount. Correspondingly, drills that involve players serving with their eyes closed are thought to promote mechanical consistency. The purpose of this study wa...

journal_title：Sports biomechanics

authors： Giblin G,Whiteside D,Reid M

更新日期：2017-03-01 00:00:00

abstract：:Hip extensor strategy, specifically relative contribution of gluteus maximus versus hamstrings, will influence quadriceps effort required during squat exercise, as hamstrings and quadriceps co-contract at the knee. This research examined the effects of hip extensor strategy on quadriceps relative muscular effort (RME)...

journal_title：Sports biomechanics

authors： Bryanton MA,Carey JP,Kennedy MD,Chiu LZ

更新日期：2015-03-01 00:00:00

abstract：:The purpose of the investigation was to study the relationship between thrust phase duration, ground reaction force, velocity increase after pole thrust and pole angles versus pole length during double poling in roller skiing. Seven male regional elite cross-country skiers volunteered as subjects for the study. The su...

journal_title：Sports biomechanics

authors： Nilsson J,Jakobsen V,Tveit P,Eikrehagen O

更新日期：2003-07-01 00:00:00

abstract：:Since clubface orientation at impact affects ball direction and ball spin, the ability to control clubface orientation is one of the most important skills for golfers. This study presents a new method to describe clubface orientation as a function of the clubshaft motions (i.e., swing plane orientation, clubshaft angl...

journal_title：Sports biomechanics

authors： Takagi T,Yokozawa T,Inaba Y,Matsuda Y,Shiraki H

更新日期：2017-09-01 00:00:00

abstract：:Little biomechanical research has been conducted recently on hockey skating despite the sport's worldwide appeal. One reason for this lack of biomechanical knowledge stems from the difficulty of collecting data. The lack of accuracy, the disputable realism of treadmills, and the large field of view required are some o...

journal_title：Sports biomechanics

authors： Lafontaine D

更新日期：2007-09-01 00:00:00

abstract：:Cutting in soccer is a common skill used to avoid the opponent's pressure but the potential effects of such a skill on instep kicking performance have not been previously investigated. The purpose of this study was to examine the differences in lower limb biomechanics between straight approach soccer kicks and kicks p...

journal_title：Sports biomechanics

authors： Katis A,Kellis E

更新日期：2011-03-01 00:00:00

abstract：:In the sprint start, a defined sequence of distinct response delays occurs before the athlete produces a movement response. Excitation of lower limb muscles occurs prior to force production against the blocks, culminating in a movement response. The time delay between muscle excitation and movement, electromechanical ...

journal_title：Sports biomechanics

authors： Crotty ED,Hayes K,Harrison AJ

更新日期：2019-10-01 00:00:00