Accelerometer Load: A New Way to Measure Fatigue During Repeated Sprint Training?

Purpose: The objective of this study was to determine whether accelerometer load could effectively detect performance decrements during repeated sprints, offering coaches a means to ... Read more

PlayerLoadTM: Reliability, Convergent Validity, and Influence of Unit Position During Treadmill Running

Purpose: This study aimed to assess the test-retest reliability and convergent validity of PlayerLoadTM, measured using a triaxial accelerometer, during a standardized bout of treadmill ... Read more

Within-Match PlayerLoadTM Patterns During a Simulated Soccer Match (SAFT90): Potential Implications for Unit Positioning and Fatigue Management

Purpose: This study aimed to evaluate the acute changes in tri-axial accelerometry (PlayerLoadTM; PLVM) and its individual axial planes (anterior-posterior-PlayerLoadTM [PLAP], medial-lateral-PlayerLoadTM [PLML], and vertical-PlayerLoadTM ... Read more

The Within-Match Patterns of Locomotor Efficiency During Professional Soccer Match Play: Implications for Injury Risk

Objectives: The primary aim of this study was to investigate within-match patterns of locomotor efficiency in professional soccer, as determined by the ratio between tri-axial ... Read more

PlayerLoad Variables Are Sensitive to Changes in Direction and Not Related to Collision Workloads in Rugby League Match-Play

Purpose: Determine: 1) how change of direction (COD) workloads influence PlayerLoad variables when controlling total distance covered, and 2) relationships among collision workloads and PlayerLoad ... Read more

Biomechanical and Physiological Response to a Contemporary Soccer Match-Play Simulation

The intermittent activity profile of soccer match-play increases the complexity of the physical demands. Laboratory models of soccer match-play have value in controlled intervention studies, ... Read more

Physiological and Movement Demands of Rugby League Referees: Influence on Penalty Accuracy

Research into the physiological and movement demands of Rugby League (RL) referees is limited, with only one study in the European Super League (SL). To ... Read more

Energy Cost and Metabolic Power in Elite Soccer: A New Match Analysis Approach

Purpose: Video match analysis is used for the assessment of physical performances of professional soccer players, particularly for the identification of ‘‘high intensities’’ considered as ... Read more

Lower Extremity Stiffness: Considerations for Testing, Performance Enhancement, and Injury Risk

Force-deformation characteristics of the lower limb have been associated with athletic performance and may modulate the risk of injury. In spite of these known associations, ... Read more

Assessing Stride Variables and Vertical Stiffness with GPS-Embedded Accelerometers: Preliminary Insights for the Monitoring of Neuromuscular Fatigue on the Field

The aim of the present study was to examine the ability of a GPS-embedded accelerometer to assess stride variables and vertical stiffness (K), which are ... Read more

Physical Movement Demands of Elite-Level Netball Match-Play as Measured by an Indoor Positioning System

Physical movement demands in elite netball match-play have been limited to notational analysis or accelerometer-derived measures, due in part to the indoor environment in which ... Read more