Changes in technique within a sprint hurdle run.

abstract：:This study aimed to identify the primary factors that induce rearfoot external eversion moments due to ground reaction force (GRF) in non-rearfoot strikers. The data were compared with those of rearfoot strikers. Totally, 11 healthy males who were habitually non-rearfoot strikers ran barefoot. Rearfoot external eversi...

journal_title：Sports biomechanics

authors： Tsujimoto N,Nunome H,Mizuno T,Inoue K,Matsui K,Matsugi R,Ikegami Y

更新日期：2019-01-29 00:00:00

abstract：:Inverse Dynamics is routinely used in biomechanics for the estimation of loading in the musculoskeletal system but there are problems with the terms and definitions and even official recommendations introduce artificial and incorrect mechanical constructs to justify arbitrary and inappropriate terms. These terminology...

journal_title：Sports biomechanics

authors： Baltzopoulos V

更新日期：2021-01-12 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：:Sprint start performance has previously been quantified using several different measures. This study aimed to identify whether different measures could influence the performance-based ranking within a group of 12 sprinters, and if so, to identify the most appropriate measure. None of the 10 performance measures ranked...

journal_title：Sports biomechanics

authors： Bezodis NE,Salo AI,Trewartha G

更新日期：2010-11-01 00:00:00

abstract：:This study investigated additional and traditional variables from isokinetic test of thigh muscles in soccer players across different field positions. One hundred and eighty-nine athletes performed maximal concentric isokinetic knee contractions on dominant (DL) and non-dominant limb (NDL) at 60º/s and 240º/s. The add...

journal_title：Sports biomechanics

authors： Maciel DG,Dantas GAF,Cerqueira MS,Barboza JAM,Caldas VVA,de Barros ACM,Varela RR,Magalhães DH,de Brito Vieira WH

更新日期：2020-07-16 00:00:00

abstract：:The purpose was to study the adaptation to speed in the temporal patterns of the movement cycle and determine any differences in velocity, cycle rate and cycle length at the maximum speed level in the different classical style and freestyle cross-country skiing techniques. Eight skilled male cross-country skiers were ...

journal_title：Sports biomechanics

authors： Nilsson J,Tveit P,Eikrehagen O

更新日期：2004-01-01 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：:This study examined the influence of the TherabandTM CLX gold band on lower-limb muscle activity and kinematics during an overhead barbell squat. Participants performed two sets (band and no-band) of 12 repetitions of overhead barbell squats at 25% bodyweight. Three-dimensional kinematics were measured using motion ca...

journal_title：Sports biomechanics

authors： Forman DA,Forman GN,Button DC,Holmes MWR

更新日期：2018-12-11 00:00:00

abstract：:Wearable resistance training involves added load attached directly to the body during sporting movements. The effects of load position during running are not yet fully established. Therefore, the purpose of this research was to determine spatio-temporal and kinetic characteristics during submaximal running using upper...

journal_title：Sports biomechanics

authors： Couture GA,Simperingham KD,Cronin JB,Lorimer AV,Kilding AE,Macadam P

更新日期：2020-10-01 00:00:00

abstract：:Consecutive proximal-to-distal sequencing of motion is considered to be integral for generating high velocity of distal segments in many sports. Simultaneous usage of proximal and distal segments as seen in martial arts is by far less well investigated. Therefore, the aim of the study was to characterise and different...

journal_title：Sports biomechanics

authors： Fuchs PX,Lindinger SJ,Schwameder H

更新日期：2018-11-01 00:00:00

abstract：:The purpose of this study was to determine if body position, weight transfer, and/or pelvis/trunk rotations changed as a result of a golf specific fatiguing protocol and whether these changes affected resultant club head velocity at impact and shot consistency. Six male golfers and one female golfer participated in th...

journal_title：Sports biomechanics

authors： Higdon NR,Finch WH,Leib D,Dugan EL

更新日期：2012-06-01 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：:This study looks at segmental movements in the jumping header from an optimization viewpoint. Investigations on the header so far have focused on head restriction in the movement but have not clarified how and to what extent body segments influence the performance of the skill. In the present study a biomechanical mod...

journal_title：Sports biomechanics

authors： Kristensen LB,Andersen TB,Sørensen H

更新日期：2004-07-01 00:00:00

abstract：:In this study, we aimed to analyse goalball players time-motion variables (distance covered, time spent, maximum and average velocities) in official goalball match attacks, taking into account the attack phases (preparation and throwing), player position (centres and wings) and throwing techniques (frontal, spin and b...

journal_title：Sports biomechanics

authors： Monezi LA,Magalhães TP,Morato MP,Mercadante LA,Furtado OLPDC,Misuta MS

更新日期：2019-10-01 00:00:00

abstract：:Sex differences in common sports injuries to the lower extremity have been reported. Biomechanical factors of the hip have been investigated between sexes with regard to running-related injury. This study investigates gluteal muscle forces between sexes to aid in our understanding of sex-related biomechanical factors ...

journal_title：Sports biomechanics

authors： Vannatta CN,Kernozek TW

更新日期：2018-12-11 00:00:00

abstract：:The effects of treadmill running on impact acceleration were examined together with the interaction between running surface and runner's fatigue state. Twenty recreational runners (11 men and 9 women) ran overground and on a treadmill (at 4.0 m/s) before and after a fatigue protocol consisting of a 30-minute run at 85...

journal_title：Sports biomechanics

authors： García-Pérez JA,Pérez-Soriano P,Llana Belloch S,Lucas-Cuevas AG,Sánchez-Zuriaga D

更新日期：2014-09-01 00:00:00

abstract：:The tennis serve generates high musculoskeletal loads at the shoulder complex, making athletes particularly vulnerable to chronic injuries, especially adolescent players. Chronic injuries are commonly related to altered scapular kinematics. This study explored the effects of a history of shoulder problems involving hu...

journal_title：Sports biomechanics

authors： Gillet B,Begon M,Diger M,Berger-Vachon C,Rogowski I

更新日期：2018-11-09 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：:An understanding of test-retest reliability is important for biomechanists, such as when assessing the longitudinal effect of training or equipment interventions. Our aim was to quantify the test-retest reliability of biomechanical variables measured during short-term maximal cycling. Fourteen track sprint cyclists pe...

journal_title：Sports biomechanics

authors： Burnie L,Barratt P,Davids K,Worsfold P,Wheat J

更新日期：2020-08-11 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：:Prestigious professional organisations have questioned the efficacy of resistive training by children or have often neglected to address weightlifting in their position papers on resistive training for children. The purpose of this paper was to address the deficit in data regarding the efficacy of training children fo...

journal_title：Sports biomechanics

authors： Byrd R,Pierce K,Rielly L,Brady J

更新日期：2003-01-01 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：:Groin pain is a common cause of athletic disability and often involves the adductor longus. A common complaint of patients with groin problems is pain while preparing to kick the ball. The purpose of this study was to examine muscle length and activation of the adductor longus while kicking a soccer ball. Three-dimens...

journal_title：Sports biomechanics

authors： Charnock BL,Lewis CL,Garrett WE Jr,Queen RM

更新日期：2009-09-01 00:00:00

abstract：:Drag is one of the major factors that influences kayaking performance. To focus on the drag of the kayak's hull shape and the paddlers' weight per se, the passive drag (Dp) was measured on a flat-water sprint course for one paddler with added weights. Dp was measured by an electromechanical towing device using a load ...

journal_title：Sports biomechanics

authors： Gomes BB,Conceição FA,Pendergast DR,Sanders RH,Vaz MA,Vilas-Boas JP

更新日期：2015-01-01 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 purpose of present study was to investigate site differences in the effects of strain rate on tendon properties between knee extensors and plantar flexors. Elongation of tendon structures (L) in vastus lateralis and medial gastrocnemius muscles was measured by ultrasonography while participants performed ramp and ...

journal_title：Sports biomechanics

authors： Kouno M,Ishigaki T,Ikebukuro T,Yata H,Kubo K

更新日期：2019-06-24 00:00:00

abstract：:In this paper, I review biomechanics research in ski jumping with a specific focus on publications presented between 1991 and 2006 on performance enhancement, limiting factors of the take-off, specific training and conditioning, aerodynamics, and safety. The first section presents a brief description of ski jumping ph...

journal_title：Sports biomechanics

authors： Schwameder H

更新日期：2008-01-01 00:00:00

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：: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

abstract：:The purpose of this study was to assess the within- and between-session reliability of lower limb biomechanics in two sport-specific sidestep cutting tasks performed by elite female handball and football (soccer) athletes. Moreover, we aimed at determining the minimum number of trials necessary to obtain a reliable me...

journal_title：Sports biomechanics

authors： Mok KM,Bahr R,Krosshaug T

更新日期：2018-06-01 00:00:00