Matt R. Cross
YOU?
Author Swipe
View article: Evaluating agreement between a high-g and low-g accelerometer for measuring tibial acceleration across a range of running velocities
Evaluating agreement between a high-g and low-g accelerometer for measuring tibial acceleration across a range of running velocities Open
Modern inertial measurement units house multiple accelerometers with differing specifications. Previous studies have used both high-g and low-g accelerometers to measure peak tibial acceleration (TA) during running. This dual approach may …
View article: Selective head-and-neck cooling as a treatment method for concussions in elite male rugby union players: the Clinical Observed Outcomes with Local HEad-and-neck cooling After Diagnosed concussions (COOLHEAD) study protocol
Selective head-and-neck cooling as a treatment method for concussions in elite male rugby union players: the Clinical Observed Outcomes with Local HEad-and-neck cooling After Diagnosed concussions (COOLHEAD) study protocol Open
Sports-related concussions (SRCs) typically occur when the brain is hyperthermic. Acute head-and-neck cooling should, therefore, reduce the brain’s metabolic demands, with the potential to improve recovery following an SRC. Elite ice hocke…
View article: Peak Power: A Severity Measure for Head Acceleration Events Associated with Suspected Concussions
Peak Power: A Severity Measure for Head Acceleration Events Associated with Suspected Concussions Open
Objectives In elite rugby union, suspected concussions lead to immediate removal from play for either permanent exclusion or a temporary 12-min assessment as part of the Head Injury Assessment 1 (HIA1) protocol. The study aims to retrospec…
View article: Send it? Performance Indicators of the Tokyo 2020 Olympic Street Skateboarding Highlight the Importance of Balancing Risk for Competitive Success
Send it? Performance Indicators of the Tokyo 2020 Olympic Street Skateboarding Highlight the Importance of Balancing Risk for Competitive Success Open
View article: Skateboarding’s Olympic Debut
Skateboarding’s Olympic Debut Open
View article: Head Acceleration Event Exposure During Elite Men’s and Women’s Rugby Union Training
Head Acceleration Event Exposure During Elite Men’s and Women’s Rugby Union Training Open
Objectives The aim of this study was to describe the incidence and magnitude of head acceleration events (HAEs) during elite men’s and women’s rugby union training for different contact training levels and drill types. Method Data were col…
View article: The 2-point method for a simplified individualization of resisted sprint assessment and training
The 2-point method for a simplified individualization of resisted sprint assessment and training Open
Purpose. This study compared the concurrent validity of simplified 2-point and traditional multiple-point method to characterize individual resisted sprint load-velocity (L-v) relationship and estimatemaximal unloaded running velocity and …
View article: ‘We're All (Cauliflower) Ears’: A Delphi Study Including Staff and Players to Co‐Construct Sports Science and Medicine (Performance and Wellbeing) Research Priorities for Premiership Rugby
‘We're All (Cauliflower) Ears’: A Delphi Study Including Staff and Players to Co‐Construct Sports Science and Medicine (Performance and Wellbeing) Research Priorities for Premiership Rugby Open
Sports invest in research to optimise performance and enhance athlete wellbeing. Involving stakeholders allows research priorities to be determined, maximising the adoption and relevance of research findings. A three‐round modified Delphi …
View article: Kinetic keys to alpine skiing performance: A 3-D analysis of ground reaction forces and torques
Kinetic keys to alpine skiing performance: A 3-D analysis of ground reaction forces and torques Open
Alpine skiing performance hinges on the dynamic interaction between the skier and the ski-snow interface. Ground reaction forces are fundamental in controlling these interactions, yet surprisingly little research exists characterising 3-D …
View article: Development and Reliability of a Street Skateboarding Notational Analysis Framework and Application
Development and Reliability of a Street Skateboarding Notational Analysis Framework and Application Open
Notational analysis (NA) systems are regularly used to quantify sports performance but have not been adopted in competitive skateboarding. In this study, we aimed to develop an NA application to quantify outcome-related aspects of skateboa…
View article: Exploring perceptions of success in Olympic competitive and amateur street and park skateboarding and implications for training
Exploring perceptions of success in Olympic competitive and amateur street and park skateboarding and implications for training Open
In competitive street and park skateboarding, judges determine success based on an ‘overall impression’ of each skater's performance, guided by World Skate criteria. Despite different competition formats, the judging criteria for both stre…
View article: Head Kinematics Associated with Off-Field Head Injury Assessment (HIA1) Events in a Season of English Elite-Level Club Men’s and Women’s Rugby Union Matches
Head Kinematics Associated with Off-Field Head Injury Assessment (HIA1) Events in a Season of English Elite-Level Club Men’s and Women’s Rugby Union Matches Open
View article: Identifying a severity measure for head acceleration events associated with suspected concussions
Identifying a severity measure for head acceleration events associated with suspected concussions Open
Objectives: To identify a head acceleration event (HAE) severity measure associated with HIA1 removals in elite level rugby union. Methods: HAEs were recorded from 215 men and 325 women with 30 and 28 HIA1 removals from men and women, resp…
View article: Player and match characteristics associated with head acceleration events in elite-level men’s and women’s rugby union matches
Player and match characteristics associated with head acceleration events in elite-level men’s and women’s rugby union matches Open
Objective To examine the likelihood of head acceleration events (HAEs) as a function of previously identified risk factors: match time, player status (starter or substitute) and pitch location in elite-level men’s and women’s rugby union m…
View article: Relationship of shoulder internal and external rotation peak force and rate of force development to throwing velocity in high school and collegiate pitchers
Relationship of shoulder internal and external rotation peak force and rate of force development to throwing velocity in high school and collegiate pitchers Open
The purpose of this research was to characterize the difference between high school (HS) and collegiate pitcher's throwing velocity, shoulder internal (IR) and external rotator (ER) maximum strength (Fmax) and rate of force development (RF…
View article: The concurrent validity of a portable ultrasound probe for muscle thickness measurements
The concurrent validity of a portable ultrasound probe for muscle thickness measurements Open
Ultrasound imaging is extensively used by both practitioners and researchers in assessing muscle thickness (MT); however, its use in the field is constrained by the transportability of stationary devices. New portable ultrasound probes pos…
View article: Non-reporting of sport-related concussion symptoms: a cross-sectional study of community rugby league players in the UK
Non-reporting of sport-related concussion symptoms: a cross-sectional study of community rugby league players in the UK Open
Recognising and removing players with suspected sport-related concussions is crucial for community sports. Objectives Quantify rates and factors associated with non-reporting of concussion symptoms in community rugby league. Methods Overal…
View article: An examination of the associations between nutritional peaking strategies in physique sport and competitor characteristics
An examination of the associations between nutritional peaking strategies in physique sport and competitor characteristics Open
The results of this survey provide further information on the nutritional peaking strategies implemented by competitors. Certain characteristics were identified as predictors of sodium loading and water restriction, and the range of daily …
View article: The effect of a bodybuilding carbohydrate-loading protocol on anthropometry: Preliminary findings from a randomized crossover trial
The effect of a bodybuilding carbohydrate-loading protocol on anthropometry: Preliminary findings from a randomized crossover trial Open
To acutely enhance muscle size and definition, carbohydrate (CHO)-loading protocols are commonly implemented by bodybuilders in the week before competition. This study sought to evaluate the effects of a bodybuilding CHO-loading protocol o…
View article: The Incidence and Propensity of Head Acceleration Events in a Season of Men’s and Women’s English Elite-Level Club Rugby Union Matches
The Incidence and Propensity of Head Acceleration Events in a Season of Men’s and Women’s English Elite-Level Club Rugby Union Matches Open
Objectives To describe and compare the incidence and propensity of head acceleration events (HAEs) using instrumented mouthguards (iMG) by playing position in a season of English elite-level men’s and women’s rugby union matches. Methods i…
View article: Skating into the Unknown: Scoping the Physical, Technical, and Tactical Demands of Competitive Skateboarding
Skating into the Unknown: Scoping the Physical, Technical, and Tactical Demands of Competitive Skateboarding Open
Background The inclusion of skateboarding in the Olympics suggests that athletes and coaches are seeking ways to enhance their chances of succeeding on the world stage. Understanding what constitutes performance, and what physical, neuromu…
View article: Injury in Starting and Replacement Players from Five Professional Men’s Rugby Unions
Injury in Starting and Replacement Players from Five Professional Men’s Rugby Unions Open
View article: Embracing the <i>impact</i> from instrumented mouthguards (iMGs): A survey of iMG managers' perceptions of staff and player interest into the technology, data and barriers to use
Embracing the <i>impact</i> from instrumented mouthguards (iMGs): A survey of iMG managers' perceptions of staff and player interest into the technology, data and barriers to use Open
Instrumented mouthguards (iMGs) are a novel technology being used within rugby to quantify head acceleration events. Understanding practitioners' perceptions of the barriers and facilitators to their use is important to support implementat…
View article: Symptom presentation and evolution in the first 48 hours after injury are associated with return to play after concussion in elite Rugby Union
Symptom presentation and evolution in the first 48 hours after injury are associated with return to play after concussion in elite Rugby Union Open
Symptom presentation and evolution within 48 h of concussion were associated with longer RTP times. This may guide a more conservative approach to RTP, while still adhering to individualized concussion management principles.
View article: Peak Week Carbohydrate Manipulation Practices in Physique Athletes: A Narrative Review
Peak Week Carbohydrate Manipulation Practices in Physique Athletes: A Narrative Review Open
Background Physique athletes are ranked by a panel of judges against the judging criteria of the corresponding division. To enhance on-stage presentation and performance, competitors in certain categories (i.e. bodybuilding and classic phy…
View article: Relationship of Shoulder Internal and Exernal Rotation Peak Force and Rate of Force Development to Throwing Velocity in High School and Collegiate Pitchers
Relationship of Shoulder Internal and Exernal Rotation Peak Force and Rate of Force Development to Throwing Velocity in High School and Collegiate Pitchers Open
View article: Authors’ Reply to Julian Alcazar et al.: “Exploring the Low Force-High Velocity Domain of the Force–Velocity Relationship in Acyclic Lower-Limb Extensions”
Authors’ Reply to Julian Alcazar et al.: “Exploring the Low Force-High Velocity Domain of the Force–Velocity Relationship in Acyclic Lower-Limb Extensions” Open
International audience
View article: Exploring the Low Force-High Velocity Domain of the Force–Velocity Relationship in Acyclic Lower-Limb Extensions
Exploring the Low Force-High Velocity Domain of the Force–Velocity Relationship in Acyclic Lower-Limb Extensions Open
Purpose To compare linear and curvilinear models describing the force–velocity relationship obtained in lower-limb acyclic extensions, considering experimental data on an unprecedented range of velocity conditions. Methods Nine athletes pe…
View article: Is the Concept, Method, or Measurement to Blame for Testing Error? An Illustration Using the Force-Velocity-Power Profile
Is the Concept, Method, or Measurement to Blame for Testing Error? An Illustration Using the Force-Velocity-Power Profile Open
When poor reliability of “output” variables is reported, it can be difficult to discern whether blame lies with the measurement (ie, the inputs) or the overarching concept. This commentary addresses this issue, using the force-velocity-pow…
View article: ‘Do we know if we need to reduce head impact exposure?’: A mixedmethods study highlighting the varied understanding of the longterm risk and consequence of head impact exposure across all stakeholders at the highest level of rugby union
‘Do we know if we need to reduce head impact exposure?’: A mixedmethods study highlighting the varied understanding of the longterm risk and consequence of head impact exposure across all stakeholders at the highest level of rugby union Open
Background: One strategy to prevent and manage concussion is to reduce head impacts, both those resulting in concussion and those that do not. Because objective data on the frequency and intensity of head impacts in rugby union (rugby) are…