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A biomechanical report of an acute lateral ankle sprain during a handball-specific cutting movement Sports Biomech. (IF 2.2) Pub Date : 2024-03-07 Timo Bagehorn, Kevin Bill, Patrick Mai, Tron Krosshaug, Uwe G. Kersting
Biomechanical measurements of accidental ankle sprain injuries are rare but make important contributions to a more detailed understanding of the injury mechanism. In this case study, we present the...
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Key technical factors for elite 50 m rifle 3 positions shooting performance Sports Biomech. (IF 2.2) Pub Date : 2024-02-25 Diandong Lang, Fei Wang, Nianhui Wang, Tao Yang
The purpose of this study was to analyse the differences on the shooting score and shooting technical parameters with 50 m rifle three positions, and to find the key technical factors of shooting p...
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Does scapular dysfunction alter scapular muscles activity and kinematics during swim stroke motion on adolescent swimmers? Sports Biomech. (IF 2.2) Pub Date : 2024-02-21 Takao Mise, Takeyasu Kurita, Shohei Kamakari, Hiroshi Akuzawa, Tomoki Oshikawa, Naoto Matsunaga, Koji Kaneoka
Scapular dyskinesis (SD) indicates dysfunction of the scapular muscle activity during the arm elevation, resulting in altered scapular kinematics. This study examined whether SD alters scapular mus...
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Effects of different initial speeds on subsequent glide and underwater undulatory swimming Sports Biomech. (IF 2.2) Pub Date : 2024-02-19 Keisuke Kobayashi Yamakawa, Rena Nishiwaki, Tsuyoshi Takeda
This study aimed to investigate the effect of different initial speeds on the performance during underwater undulatory swimming (UUS). The study included 13 female swimmers. Each participant was as...
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High cadence cycling not high work rate, increases gait velocity post-exercise Sports Biomech. (IF 2.2) Pub Date : 2024-02-19 Christopher James Keating, Rials J. Hester, Tanner A. Thorsen
Gait velocity, or walking speed, has been referred to as the sixth vital sign, and research suggests that it is highly sensitive to change. Previous research has demonstrated the utility of cycling...
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Enhancing squat movement classification performance with a gated long-short term memory with transformer network model Sports Biomech. (IF 2.2) Pub Date : 2024-02-19 Xinyao Hu, Wenyue Zhang, Haopeng Ou, Shiwei Mo, Fenjie Liang, Junshi Liu, Zhong Zhao, Xingda Qu
Bodyweight squat is one of the basic sports training exercises. Automatic classification of aberrant squat movements can guide safe and effective bodyweight squat exercise in sports training. This ...
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Evaluation of shaft angle to ball-to-target line as a predictor of horizontal delivery plane angle in the golf swing Sports Biomech. (IF 2.2) Pub Date : 2024-02-19 Andrew Morrison, Jack Wells
The shaft angle to the ball-to-target line at various points in the golf swing is used by coaches as an indication of the horizontal delivery plane angle (HPA). The aim of the current study was to ...
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Comparison of ground reaction force among stride types in baseball pitching Sports Biomech. (IF 2.2) Pub Date : 2024-02-19 Shu-Wei Chen, Wen-Tzu Tang, Jung-Tang Kung, Tsung-Ying Hung, Wei-Hsuan Lin, Yu-Lin Chen, Daniel J. Burgee
This study aims to investigate the different ground reaction force (GRF) characteristics from different stride types. This study included 30 Taiwanese elite college and professional baseball pitche...
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Predicting elbow load based on individual pelvis and trunk (inter)segmental rotations in fastball pitching Sports Biomech. (IF 2.2) Pub Date : 2024-02-14 Larisa Gomaz, Bart van Trigt, Frank van der Meulen, DirkJan Veeger
The baseball pitch is a repetitive, full-body throwing motion that exposes the elbow to significant loads, leading to a high incidence of elbow injuries. Elbow injuries in pitching are often attrib...
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Bilateral differences of isokinetic knee extensor strength are velocity- and task-dependent Sports Biomech. (IF 2.2) Pub Date : 2024-02-08 Sebastian Möck, Klaus Wirth
The purpose of this study was to investigate the concordance of isokinetic bilateral strength differences of the knee extensors in single- and multi-joint movement tasks. One hundred and nineteen m...
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Role of kicking action in front crawl: the inter-relationships between swimming velocity, hand propulsive force and trunk inclination Sports Biomech. (IF 2.2) Pub Date : 2024-01-22 Tomoya Kadi, Sohei Washino, Takaaki Tsunokawa, Kenzo Narita, Hirotoshi Mankyu, Akihiko Murai, Hiroyuki Tamaki
This study aimed to investigate the essential role of the kicking action in front crawl. To achieve this objective, we examined the relationships of the hand propulsive force and trunk inclination ...
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Effect of Randall foils on the rowing propulsive cycle Sports Biomech. (IF 2.2) Pub Date : 2024-01-18 Ricardo Cardoso, Pedro Fonseca, Márcio Goethel, JA Abraldes, Beatriz B. Gomes, João Paulo Vilas-Boas, Ricardo J. Fernandes
Rowing performance depends on the design and building materials used for competition. Recently, attempting to improve rowing performance, the Randall foil has been attached to the top edge of a row...
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Relationship between individual hip extensor muscle size and sprint running performance: sprint phase dependence Sports Biomech. (IF 2.2) Pub Date : 2024-01-18 Katsuki Takahashi, Kiyotaka Kamibayashi, Taku Wakahara
The muscle size of the hip extensors has been suggested to be important in sprint running performance; however, reported findings are partly inconsistent. Here, we hypothesised that the association...
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What makes a successful relay start in swimming? Sports Biomech. (IF 2.2) Pub Date : 2024-01-12 Santiago Veiga, Claudia Braun, Xiao Qiu, Jelena Stosic, Stefan Fuhrmann, Armin Kibele, Sebastian Fischer
Despite the mechanical advantage of preparatory movements on the starting block, current evidence questions the start improvements of competitive swimmers with their relay techniques. Therefore, th...
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Usage and acceptability of data normalization in baseball pitching Sports Biomech. (IF 2.2) Pub Date : 2024-01-12 Kevin A. Giordano, Adam J. Barrack, William M. Murrah, Andrew R. Karduna, Lori A. Michener, Kyle W. Wasserberger
In baseball pitching biomechanics, kinetic values are commonly ratio ‘normalised’ by dividing by mass or mass*height to allow for comparison between athletes of different sizes. However, creating a...
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The stroke rate influences performance, technique and core stability during rowing ergometer Sports Biomech. (IF 2.2) Pub Date : 2024-01-11 Youri Duchene, Frédéric R. Simon, Geoffrey N. Ertel, Hugo Maciejewski, Gérome C. Gauchard, Guillaume Mornieux
The aim of this study is to determine the effect of stroke rate on performance, technique and core stability during rowing ergometer. Twenty-four high-level rowers performed maximal intensity one-m...
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Performance criteria for para-athletes in fencing Sports Biomech. (IF 2.2) Pub Date : 2024-01-09 Thibault Marsan, Yann Landon, Pablo Navarro, Bruno Watier
Wheelchair fencing is an opposition sport on a specific wheelchair, with a fixed distance between the two athletes. As for other Paralympic sports, different categories exist for the different path...
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Is isokinetic shoulder strength a determinant of serve ball velocity in tennis? Sports Biomech. (IF 2.2) Pub Date : 2024-01-08 Cengiz Ölmez, Nadhir Hammami, Necdet Apaydın, Soukaina Hattabi, Halit Şar, Mehrzia Amani Khezami, Alparslan İnce
The tennis serve is closely related to the quality of the tennis match. However, the isokinetic parameters associated with the tennis serve are still unclear. The aim of this study was to investiga...
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Sensor location influences the associations between IMU and motion capture measurements of impact landing in healthy male and female runners at multiple running speeds Sports Biomech. (IF 2.2) Pub Date : 2024-01-08 Eoin W. Doyle, Tim L. A. Doyle, Jason Bonacci, Joel T. Fuller
This study investigated the relationships between inertial measurement unit (IMU) acceleration at multiple body locations and 3D motion capture impact landing measures in runners. Thirty healthy ru...
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Effects of dominance and vision on unipedal balance tests in futsal players using a triaxial accelerometer Sports Biomech. (IF 2.2) Pub Date : 2024-01-09 Juan Guerrero-Henriquez, Guillermo Mendez-Rebolledo, Leandro LLancaleo, Martin Vargas
Optimal postural control improves performance and reduces the risk of injury in futsal. In this context, wearable accelerometers may detect velocity changes of the centre of mass during a task, ena...
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Kinematic and spatiotemporal differences between footstrike patterns in elite male and female 10,000 m runners in competition Sports Biomech. (IF 2.2) Pub Date : 2024-01-09 Brian Hanley, Aaron L. Thomas, Catherine B. Tucker
The aim of this study was to examine spatiotemporal and joint kinematic differences between footstrike patterns in 10,000 m running. Seventy-two men’s and 42 women’s footstrike patterns were analys...
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Clarifying the relationships between trunk muscle endurance, respiratory muscle strength and static/dynamic postural control in Latin dancers Sports Biomech. (IF 2.2) Pub Date : 2024-01-09 Özden Özkal, Arzu Demircioğlu, Semra Topuz
Sufficient study has not been performed to clarify the role of trunk/respiratory muscles strength/endurance in providing postural control in dancers. The purpose of this study was to identify predi...
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Reliability and validity of three portable devices for quantifying spatiotemporal parameters in runners of different athletic abilities during treadmill running Sports Biomech. (IF 2.2) Pub Date : 2024-01-08 S. Rodríguez-Barbero, F. González-Mohíno, J. M. González Ravé, V. Rodrigo-Carranza, D. Juárez Santos-García
This study aimed to evaluate the validity and reliability of a wearable device and a phone application for measuring spatiotemporal parameters and their relationship with running economy (RE) by co...
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Evaluating the effect of sports compression tights on balance, sprinting, jumping and change of direction tasks Sports Biomech. (IF 2.2) Pub Date : 2024-01-08 Alana Leabeater, Danielle Vickery-Howe, Corey Perrett, Lachlan James, Kane Middleton, Matthew Driller
Compression garments are commonly used during athletic tasks. However, the effect of compression garments on balance, sprinting, jumping and change of direction performance requires further investi...
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Predictors of batting and pitching performance in the USA baseball prospect development pipeline Sports Biomech. (IF 2.2) Pub Date : 2024-01-08 Zeyu Feng, Liam Lochhead, Jordan N. Kohn, L. Gregory Appelbaum
This study examined the relationship between psychomotor abilities and baseball performance by analysing data from 379 athletes who participated in the USA Baseball, Prospect Development Pipeline (...
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Joint movement patterns differ among male recreational runners with different running style Sports Biomech. (IF 2.2) Pub Date : 2024-01-08 Pablo Floría, Andrew J. Harrison, Jose Luis Rojo-Álvarez, Francisco M. Melgarejo-Meseguer, Alberto Sanchez-Sixto
The purpose of this study was to analyse the differences in joint kinematic patterns among runners with different spatiotemporal characteristics in the running cycle. Lower extremity kinematic data...
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Unimodal and bimodal curves of ground reaction force-time profiles identify the drop jump performance Sports Biomech. (IF 2.2) Pub Date : 2024-01-05 Hsien-Te Peng, Chien-Ting Lai, Hung-Li Lin, Li-I Wang
This study aimed to investigate the kinematics and kinetics differences in ground reaction force (GRF)-time profiles with uni- and bimodal curves (UNC and BIC) during the concentric phase of the dr...
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Greater foot and footwear mechanical work associated with less ankle joint work during running Sports Biomech. (IF 2.2) Pub Date : 2024-01-02 Emily S. Matijevich, Eric C. Honert, Fan Yang, Wing-Kai Lam, Benno M. Nigg
Footwear energy storage and return is often suggested as one explanation for metabolic energy savings when running in Advanced Athletic Footwear. However, there is no common understanding of how fo...
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Stride-to-stride variability is altered when running to isochronous visual cueing but remains unaltered with fractal cueing Sports Biomech. (IF 2.2) Pub Date : 2024-01-02 João R. Vaz, Nelson Cortes, João S. Gomes, Joana F. Reis, Nick Stergiou
Running synchronised to external cueing is often implemented in both clinical and training settings, and isochronous cueing has been shown to improve running economy. However, such cueing disregard...
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Acute effects of static and dynamic stretching for ankle plantar flexors on postural control during the single-leg standing task Sports Biomech. (IF 2.2) Pub Date : 2023-12-27 Kensuke Oba, Naoto Kyotani, Minori Tanaka, Miho Komatsuzaki, Satoshi Kasahara, Katsuhiko Ogasawara, Mina Samukawa
Static stretching (SS) and dynamic stretching (DS) are widely used as warm-ups before sports. However, whether stretching affects postural control remains unclear. We compared the effects of SS and...
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Ergonomic saddle design features influence lumbar spine motion and can reduce low back pain in mountain biking Sports Biomech. (IF 2.2) Pub Date : 2023-12-21 Florian Röhrl, Peter Federolf, Maurice Mohr
Low back pain is common in mountain biking due to the sustained flexion of the lumbar spine, particularly during fatiguing hill climbs. In this study, we investigated whether an ergonomic mountain ...
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Center of mass change in the biomechanics citation network Sports Biomech. (IF 2.2) Pub Date : 2023-12-06 Duane Knudson
This study examined the hypothesis that the network of citation in biomechanics journals would change over the last decade and specifically the centrality of the journal Sports Biomechanics. Top 20...
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Ground reaction forces in baseball pitching: temporal associations with pitch velocity among high-velocity pitchers Sports Biomech. (IF 2.2) Pub Date : 2023-11-22 Kyle W. Wasserberger, Kevin A. Giordano
How baseball pitchers interact with the ground is an important aspect of pitching technique and performance. Previous studies on ground reaction forces in baseball pitching have largely been limite...
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Lower limb muscle activity during first and second tennis serves: a comparison of three surface electromyography normalisation methods Sports Biomech. (IF 2.2) Pub Date : 2023-11-22 Clint Hansen, Caroline Teulier, Jean-Paul Micallef, Grégoire P. Millet, Olivier Girard
We assessed lower limb muscle activity during the execution of first and second tennis serves, exploring whether the extent of these differences is influenced by the chosen method for normalising s...
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Swimming biomechanics: an editorial Sports Biomech. (IF 2.2) Pub Date : 2023-11-14 J. Paulo Vilas-Boas, Ross Sanders
Published in Sports Biomechanics (Vol. 22, No. 12, 2023)
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Effect of surface inclination on vertical loading rate and footstrike pattern in trail and road runners Sports Biomech. (IF 2.2) Pub Date : 2023-11-13 Sharon Selvakumar, Sin Ming Li, Paul Fahey, Roy T. H. Cheung
Trail runners have been reported to be more injury prone than road runners. Limited past studies have examined the difference in the running biomechanics between the two groups of runners. More imp...
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Optimisation of stable flight posture of ski jumping based on computational fluid dynamics simulation technology Sports Biomech. (IF 2.2) Pub Date : 2023-11-13 Jinglun Yu, Zhangwen Liao, Xinying Ma, Shuo Qi, Zhiqiang Liang, Zhen Wei, Shengnian Zhang
The stable flight posture that affects sports performance during flight is usually formed by the multiple angles of the athlete—ski posture. At present, research on the flight phase is mainly based...
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Rapid force generation during unilateral isometric hamstring assessment: reliability and relationship to maximal force Sports Biomech. (IF 2.2) Pub Date : 2023-11-09 N.J. Ripley, J. Fahey, M. Cuthbert, J.J. McMahon, P. Comfort
Limited research has reported the reliability of rapid force generation characteristics during isometric assessments of the hamstrings. Therefore, the purpose of the present study was to determine ...
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Can an inertial measurement unit, combined with machine learning, accurately measure ground reaction forces in cricket fast bowling? Sports Biomech. (IF 2.2) Pub Date : 2023-11-09 Joseph W. McGrath, Jonathon Neville, Tom Stewart, Matt Lamb, Peter Alway, Mark King, John Cronin
This study examined whether an inertial measurement unit (IMU) could measure ground reaction force (GRF) during a cricket fast bowling delivery. Eighteen male fast bowlers had IMUs attached to thei...
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The one-week and three-month reliability of acceleration outcomes from an insole-embedded inertial measurement unit during treadmill running Sports Biomech. (IF 2.2) Pub Date : 2023-11-09 Sean K.T. Gaiesky, Lauren Fridman, Tom V. Michie, Paul Blazey, Nicholas Tran, Amy Schneeberg, Christopher Napier
Inertial measurement units (IMUs) represent an exciting opportunity for researchers to broaden our understanding of running-related injuries, and for clinicians to expand their application of runni...
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Effects of muscular endurance and tendon extensibility on endurance of joint stiffness Sports Biomech. (IF 2.2) Pub Date : 2023-11-03 Soushi Mino, Takahiro Kosaka, Keitaro Kubo
In some sporting events (e.g., long-distance running), the ability to maintain joint stiffness is considered an essential physical ability. However, the determinants of joint stiffness endurance re...
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Exploring the acute muscle fatigue response in resistance trained individuals during eccentric quasi-isometric elbow flexions—a cross-sectional comparison of repetition and sex Sports Biomech. (IF 2.2) Pub Date : 2023-11-03 Zachariah J. Henderson, Shizhen Wang, Stephen M. Cornish, Trisha D. Scribbans
Eccentric quasi-isometrics (EQIs) are a novel, low-velocity resistance exercise technique that incorporates a holding isometric contraction to positional fatigue, followed by voluntary resistance o...
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Dual tasking increases kinematic and kinetic risk factors of ACL injury Sports Biomech. (IF 2.2) Pub Date : 2023-10-26 Shekoofe Saadat, Katherine M. Bricarell, Jason C. Gillette
ACL injuries are common among athletes playing team sports. The impact of divided attention during team sports on landing mechanics is unclear. Twenty-one healthy females jumped at a 60° angle to t...
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Effects of body angles on the aerodynamic characteristics in the flight period of ski jumping: a simulation study Sports Biomech. (IF 2.2) Pub Date : 2023-10-24 Xiong Li, Xin Wang, Long Chen, Tianyu Zhao
The flight period of ski jumping involves aerodynamic considerations. Reasonable controls and adjustments of in-flight body attitudes are beneficial to improve the aerodynamic performance of athlet...
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Lower extremity kinematic and kinetic factors associated with bat speed at ball contact during the baseball swing Sports Biomech. (IF 2.2) Pub Date : 2023-10-18 Karl F. Orishimo, Ian J. Kremenic, Edward Modica Jr., Takumi Fukunaga, Malachy P. McHugh, Srino Bharam
The purpose of this study was to determine which biomechanical variables measured during the baseball swing are associated with linear bat speed at ball contact (bat speed). Twenty collegiate baseb...
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Effects of shoe collar types on ankle and knee biomechanics characteristics when performing the side-step cutting task Sports Biomech. (IF 2.2) Pub Date : 2023-09-22 Shuangen Liu, Hui Yan, Zhikang Wang, Yifang Zhang, Rachel S. Johnson, Shutao Wei, Jiahao Pan
This study aimed to examine the effect of football shoes with different collar types on ankle and knee kinematic and kinetics features during 45° and 135° side-step cutting tasks. Fifteen healthy c...
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Validity of the Entralpi force plate in the assessment of finger flexor performance metrics in rock climbers Sports Biomech. (IF 2.2) Pub Date : 2023-09-18 Keenan B. MacDougall, Zachary J. McClean, Brian R. MacIntosh, Jared R. Fletcher, Saied J. Aboodarda
This study assessed the validity of the Entralpi force plate in the assessment of finger flexor performance in rock climbers. In addition to a static force evaluation, peak force, peak impulse, and...
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The impact of lower-limb function on upper-limb pull and push strength in elite handcycling athletes Sports Biomech. (IF 2.2) Pub Date : 2023-08-17 Rafael E. A. Muchaxo, Ingrid Kouwijzer, Lucas H.V. van der Woude, Thomas W. J. Janssen, Carla F. J. Nooijen, Sonja de Groot
ABSTRACT This study investigated the impact of performing a closed kinetic chain with the lower limbs on isometric upper-limb pull and push strength. Sixty-two elite handcyclists were assessed with the Manual Muscle Test and allocated to groups with partial to normal (LLF) or no lower-limb (no-LLF) function. Both groups performed upper-limb strength measurements under two kinetic-chain conditions.
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Effect of backstroke ledge on backstroke start technique for water entry Sports Biomech. (IF 2.2) Pub Date : 2023-08-11 Daisuke Sato, Hiroshi Suito, Naoyuki Yamashita, Kenta Kusanagi, Takuya Mizukami, Shigehiro Takahashi
ABSTRACT This study aimed to investigate how the use of a backstroke ledge (BSL) affects backstroke start performance in terms of flight distance and water entry posture in competitive backstroke swimmers. Ten male swimmers performed a maximum of 15 m in backstroke, starting with or without a BSL. Two 120 Hz and one 60 Hz video cameras were used to analyse the kinematic variables and angular momentum
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Whole body mass estimates and error propagation in countermovement jump: a simulated error study Sports Biomech. (IF 2.2) Pub Date : 2023-08-09 Jenna K. Burnett, Yong-Woon Kim, Hyun Joon Kwon, Ross H. Miller, Jae Kun Shim
ABSTRACT High-velocity actions are central to clinical and athletic performance, with jumping used to assess outcomes in sports medicine. Ground reaction force (GRF)-based methods are the standard for computing jump characteristics, but require mass estimation and GRF integration, potentially resulting in mass errors which influence outcomes. This study investigated how simulated mass errors influenced
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Fifth metatarsal strain distribution during cutting motions in soccer Sports Biomech. (IF 2.2) Pub Date : 2023-08-02 Yusuke Miyazaki, Rui Sugizaki, Miku Kawasaki, Takumi Nakagawa, Yasuaki Saho, Tomohiko Tateishi
ABSTRACT The objective of this study was to determine the fifth metatarsal strain generation mechanism during cutting motions performed while playing soccer using a finite element foot model. Five collegiate soccer players performed the side-step cutting and the cross-step cutting motions to measure the three-dimensional foot kinematics, ground reaction force, and plantar pressure distribution. In
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Comparison of swimming velocity between age-group swimmers through discrete variables and continuous variables by Statistical Parametric Mapping Sports Biomech. (IF 2.2) Pub Date : 2023-08-01 Jorge E. Morais, Tiago M. Barbosa, Tiago Lopes, Shin-Ichiro Moriyama, Daniel A. Marinho
ABSTRACT The aim of this study was to compare the swimming velocity in front-crawl between age-group swimmers using discrete variables against Statistical Parametric Mapping (SPM). The sample consisted of 30 young male swimmers divided into three groups (each with 10 swimmers) based on their age (group #1: 13.60 ± 0.84 years; group #2: 15.40 ± 0.32 years; group 3: 16.39 ± 0.69 years). Swimmers performed
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Effects of hurdle height on lower limb joint kinematics and kinetics of male trainee sprinters during hurdle jumps Sports Biomech. (IF 2.2) Pub Date : 2023-07-31 Keitaro Seki, Shingo Hondo
ABSTRACT Hurdle jumps are frequently practiced in the field of sports training. The present study aimed to clarify the effect of hurdle heights on jumping height and joint kinematics, and kinetics during hurdle jumps. Ten male Japanese trainee sprinters performed at three heights (0.76, 0.91 and 1.06 m) of hurdle jumps and maximum countermovement jump (CMJ). Sagittal plane kinematics and ground reaction
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Swimming biomechanics: from the pool to the lab … and back Sports Biomech. (IF 2.2) Pub Date : 2023-07-28 J. Paulo Vilas-Boas
ABSTRACT The swimming pool experience is a fertile ground to challenge current knowledge and catalyse research into factors governing swimming performance that may inform individualised swimming training. This paper discusses the perspective and contributions of a swimming scientist, analyst, and coach on the main current trends of scientific and technological developments, allowing a deeper knowledge
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Influence of time from injury to surgery on knee biomechanics during walking in patients with anterior cruciate ligament reconstruction Sports Biomech. (IF 2.2) Pub Date : 2023-07-21 Yoshifumi Kono, Masataka Deie, Kazuhiko Hirata, Makoto Asaeda, Chiaki Terai, Hiroaki Kimura, Atsuo Nakamae, Nobuo Adachi
ABSTRACT The pilot study aimed to determine whether the time from injury to surgery influences on postoperative knee biomechanics during walking in patients with anterior cruciate ligament reconstruction (ACLR). Thirty-two patients with unilateral ACLR (early, 10 patients; delayed, 22 patients) and 30 control subjects participated in this study. All examinations for patients with ACLR were performed
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Intermuscular differences in force generation ability among biarticular hamstring muscles during the late swing phase in maximal speed sprinting Sports Biomech. (IF 2.2) Pub Date : 2023-07-21 Terumitsu Miyazaki, Norihisa Fujii
ABSTRACT We aimed to investigate how intermuscular muscle-tendon architectural differences among biarticular hamstring muscles (biceps femoris long head [BFlh], semimembranosus [SM] and semitendinosus [ST]) influence intermuscular differences in muscle force during the late swing phase in maximal speed sprinting. Using a musculoskeletal model, we estimated the muscle-tendon kinematics, muscle force,and
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The effect of surface compliance on overground running biomechanics. A systematic review and meta-analysis Sports Biomech. (IF 2.2) Pub Date : 2023-07-21 Cameron Mitchell, Sarah McDonnell, Karina Oganezova, David Mockler, Neil Fleming
ABSTRACT The surface upon which running is performed has been suggested as a potential cause of many running-related injuries. It remains unclear, however, what effect surface compliance has on running biomechanics. This study aimed to investigate the effect of surface compliance on overground running biomechanics through a systematic review and meta-analysis. Using the PRISMA Protocols Statement,
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Effects of lower-limb extensors’ neuromuscular fatigue on the regularity of running movements: a crossover study Sports Biomech. (IF 2.2) Pub Date : 2023-07-18 Renatha Carvalho, Sérgio T. Fonseca, Líria A. Okai-Nóbrega, Thiago R. T. Santos, Priscila A. Araújo, Juliana Quirino, Wagner R. Martins, Luciano S. Prado, Thales R. Souza
ABSTRACT Neuromuscular fatigue (NMF) reduces the musculoskeletal system’s ability to produce force during activities like running. Analysis of motor behaviour’s regularity may identify motor system deficits caused by fatigue. The present study investigated whether the NMF of lower limb extensors alters the regularity of running movement and whether this possible effect remains over time. Crossover
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Hamstring activation deficits in different jumping directions in athletes with a history of hamstring strain injuries: a cross-sectional laboratory study Sports Biomech. (IF 2.2) Pub Date : 2023-07-17 Amornthep Jankaew, Yih-Kuen Jan, Ing-Shiou Hwang, Li-Chieh Kuo, Cheng-Feng Lin
ABSTRACT This study aimed to investigate the hamstring onset time and recruitment level during jumping tasks in athletes with chronic hamstring strain injuries. Thirteen hamstring injured athletes and thirteen matched healthy athletes were recruited. Activation onset time and muscle recruitment (median frequency of the EMG) of the lateral hamstring (LH) and medial hamstring (MH) was measured during
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Do braking and amortisation forces in countermovement jumps contribute to jump height? Sports Biomech. (IF 2.2) Pub Date : 2023-07-10 Daichi Nishiumi, Norikazu Hirose
ABSTRACT Increasing the braking and amortisation forces during a countermovement jump (CMJ) increases the early-half concentric mean force (EMF) which can enhance muscle contraction velocity in the latter half of the concentric phase. This may negatively affect exertion force, owing to the force–velocity relationship and not increase the jump height. This study aimed to investigate the associations