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Ball Machine Usage in Tennis: Movement Initiation and Swing Timing While Returning Balls from a Ball Machine and from a Real Server
Tennis ball machine server return stroke movement initiation
2015/5/22
Practicing with the use of a ball machine could handicap a player compared to playing against an actual opponent. Recent studies have shown some differences in swing timing and movement coordination, ...
Acute Effects of Static and Dynamic Stretching on Balance, Agility, Reaction Time and Movement Time
Warm-up exercise muscle stretching exercises sports performance adolescents
2015/5/22
The purpose of this study was to compare the acute effects of three different stretching protocols on balance, agility, reaction time and movement time of the upper limbs. Participants were thirty one...
Intra-Cyclic Phases of Arm-Leg Movement and Index of Coordination in Relation to Sprint Breaststroke Swimming in Young Swimmers
Swimming technique video analysis propulsion efficiency
2015/5/19
Despite the limitations set by FINA regulations, execution technique in breaststroke swimming is being improved thanks to more and more advanced analyses of the efficiency of the swimmer’s movements. ...
Movement Characteristics of Elite Tennis Players on Hard Courts with Respect to the Direction of Ground Strokes
Motion analysis tactics winners losers differences
2015/5/15
Previous studies of movement characteristics in tennis have considered the effect of playing surface but have assumed that playing strategies are simply determined by the surface as opposed to being u...
Analysis of Relationships between the Level of Errors in Leg and Monofin Movement and Stroke Parameters in Monofin Swimming
Swimming monofin technique evaluation
2015/5/14
The aim of this study was to analyze the error structure in propulsive movements with regard to its influence on monofin swimming speed. The random cycles performed by six swimmers were filmed during ...
The Effect of Patellar Taping on Some Landing Characteristics During Counter Movement Jumps in Healthy Subjects
Biomechanics force platform vertical ground reaction force landing phase
2015/5/8
The aim of the present study was to determine the effect of patellar taping (PT) on landing characteristics of the vertical ground reaction force (VGRF) and on flight time during a counter movement ju...
POLYGON - A New Fundamental Movement Skills Test for 8 Year Old Children: Construction and Validation
TGMD reliability validity movement skills norm-referenced
2015/5/6
Inadequately adopted fundamental movement skills (FMS) in early childhood may have a negative impact on the motor performance in later life (Gallahue and Ozmun, 2005). The need for an efficient FMS te...
The Relationship between Performance and Trunk Movement During Change of Direction
Kinematics angular displacement posture stability field sports
2015/5/6
The purpose of this study was to obtain the trunk kinematics data during a change-of-direction task and to determine the relationship between trunk kinematics and the change-of-direction performance. ...
Assessment of movement skill performance in preschool children: Convergent validity between MOT 4-6 and M-ABC
Early childhood psychomotor performance task performance and analysis
2015/5/6
The purpose was to determine the level of agreement between
the Motoriktest für Vier- bis Sechsjährige Kinder [MOT 4-6]
and the Movement Assessment Battery for Children [M-ABC].
The Influence of Velocity Overshoot Movement Artifact on Isokinetic Knee Extension Tests
biomechanics dynamometry constant velocity phases of movement
2015/5/4
Exercise on an isokinetic device involves three distinct movement phases: acceleration, constant velocity, and deceleration. Inherent in these phases are unique occurrences that may confound test data...
Profile of Position Movement Demands in Elite Junior Australian Rules Footballers
Australian football movement patterns time-motion analysis
2015/4/23
This study investigated the positional movement patterns in elite junior Australian Football (AF). Thirty players (17.1 ± 0.9 years) participating in this study were tracked over seven home games of t...
How Much Do Range of Movement and Coordination Affect Paralympic Sprint Performance?
PARALYMPICS DISABILITY SPORT ATHLETICS EVIDENCE-BASED CLASSIFICATION RUNNING
2017/4/20
Introduction: Development of evidence-based methods of paralympic classification requires research quantifying the relative strength of association between ratio-scaled measures of impairment and spor...
Comparing the Effects of Various Whole-Body Vibration Accelerations on Counter-Movement Jump Performance
Vertical jump frequency amplitude gender
2015/4/7
While it seems that whole body vibration (WBV) might be an effective modality to enhance physical performance, the proper prescription of WBV for performance enhancement remains unknown. The purpose o...
Player movement patterns in an elite junior Australian Rules Football Team: An exploratory study
Australian football time-motion analysis game demands
2015/4/1
This study explored the physical movement patterns associated
with an elite Under 18 Australian Football (AF) team. Five field
positions were selected with observations recording the number
and ...
How Boxers Decide to Punch a Target: Emergent Behaviour in Nonlinear Dynamical Movement Systems
Martial arts boxing affordances decision-making action selection
2015/3/26
Previous research has shown how dynamical systems theory provides a relevant framework for investigating decision-making behavior in sport. The aim of this study was to adopt concepts and tools from n...