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Full-Text Articles in Medicine and Health Sciences

Does The Size-Weight Illusion Exist During Deadlift?, Dakota Kerbow, Luke Mallory, Robin Dorociak, Peter Jang, Andrew Meszaros Jan 2024

Does The Size-Weight Illusion Exist During Deadlift?, Dakota Kerbow, Luke Mallory, Robin Dorociak, Peter Jang, Andrew Meszaros

Student-Faculty Research - College of Physical Therapy

Purpose:

to assess whether the SWI exists during deadlift (whole body loading), and identify the mechanical factors that explain or overcome the illusion


A Holistic Approach To Performance Prediction In Collegiate Athletics: Player, Team, And Conference Perspectives, Christopher Taber, S. Sharma, Mehul S. Raval, Samah Senbel, Allison Keefe, Jui Shah, Emma Patterson, Julie K. Nolan, N.S. Artan, Tolga Kaya Jan 2024

A Holistic Approach To Performance Prediction In Collegiate Athletics: Player, Team, And Conference Perspectives, Christopher Taber, S. Sharma, Mehul S. Raval, Samah Senbel, Allison Keefe, Jui Shah, Emma Patterson, Julie K. Nolan, N.S. Artan, Tolga Kaya

Exercise Science Faculty Publications

Predictive sports data analytics can be revolutionary for sports performance. Existing literature discusses players' or teams' performance, independently or in tandem. Using Machine Learning (ML), this paper aims to holistically evaluate player-, team-, and conference (season)-level performances in Division-1 Women's basketball. The players were monitored and tested through a full competitive year. The performance was quantified at the player level using the reactive strength index modified (RSImod), at the team level by the game score (GS) metric, and finally at the conference level through Player Efficiency Rating (PER). The data includes parameters from training, subjective stress, sleep, and recovery (WHOOP …


Variations In Strength-Speed-Power Performance Across The Season: Do True Changes Occur In Elite Rugby Players?, Irineu Loturco, Chris Bishop, Santiago Zabaloy, Túlio B. M. A. Moura, Maurício S. Ramos, Lucas A. Pereira, Michael R. Mcguigan Jan 2024

Variations In Strength-Speed-Power Performance Across The Season: Do True Changes Occur In Elite Rugby Players?, Irineu Loturco, Chris Bishop, Santiago Zabaloy, Túlio B. M. A. Moura, Maurício S. Ramos, Lucas A. Pereira, Michael R. Mcguigan

Research outputs 2022 to 2026

This study aimed to determine, through the use of a highly sensitive statistical tool, whether real changes in performance were present; and compare the rates of meaningful variations in strength, speed, and power parameters at different time-points during the competitive season in national team rugby players. Thirty-two players were assessed 5 times across the season using the following tests: squat jump and countermovement jump tests; 30-m sprint velocity; and one-repetition maximum (1RM) in the half-squat and bench-press exercises. A repeated-measures analysis of variance was conducted to test for differences between successive time-points. Individual coefficients of variation values were used to …


Effect Of Covid-19 On Performance And Recovery Of Division I Women’S Basketball Players: A Case Study, Julie K. Nolan, Christopher Taber, Samah Senbel, Mehul S. Raval, N.S. Artan, Tolga Kaya Jan 2024

Effect Of Covid-19 On Performance And Recovery Of Division I Women’S Basketball Players: A Case Study, Julie K. Nolan, Christopher Taber, Samah Senbel, Mehul S. Raval, N.S. Artan, Tolga Kaya

Athletic Training Faculty Publications

This report aimed to examine the effects of COVID-19 on athletic performance and recovery in women’s basketball players. Twelve participants were included in this case report, with four serving as the test group and eight serving as the control group. All participants wore a Polar GPS unit and a Whoop Strap. The Polar unit was worn during games and practices and used to collect metrics of physical workload. The Whoop strap was worn during daily activities, including periods of sleep, to collect metrics of sleep and recovery. Data were analyzed via descriptive statistics (mean difference ± standard deviations), and T-tests …


The Bradley-Terry Model In Binary Outcome Driven Rankings: An Apllication In Amateur Hockey, Connor Meissner, Jeremy M. Losak Jan 2024

The Bradley-Terry Model In Binary Outcome Driven Rankings: An Apllication In Amateur Hockey, Connor Meissner, Jeremy M. Losak

Sport Management - All Scholarship

Ranking systems serve critical roles in sport settings, most notably in determining playoff participants and seeding. Numerous ranking methodologies exist that incorporate many input measures and produce models that are highly predictive of game outcomes. However, there are circumstances—especially for amateur sport leagues—in which more complex inputs are either unavailable or not desirable, as they may lead to adverse performance incentives. Therefore, the goal of this paper is to highlight a ranking methodology that only considers binary game outcomes, i.e., wins and losses. Specifically, we consider the efficacy of the Bradley-Terry Model to rank sport teams for playoff consideration. We …


Models Of Video Feedback For Youth Athletes Performing An American Football Tackle, Eric Schussler, Richard J. Jagacinski, Ajit Chaudhari, John A. Buford, James A. Onate Jan 2024

Models Of Video Feedback For Youth Athletes Performing An American Football Tackle, Eric Schussler, Richard J. Jagacinski, Ajit Chaudhari, John A. Buford, James A. Onate

Rehabilitation Sciences Faculty Publications

Context: Video feedback is an expeditious method for improving athlete safety when performing activities with an inherent risk of injury. Providing appropriate and validated feedback during tackling training in American football may be a mechanism for athletes to learn safe tackling performance.

Objective: To determine the effect of video feedback in the instruction of tackling form.

Design: Controlled laboratory study.

Setting: Laboratory.

Patients or Other Participants: A total of 32 youth football athletes (28 boys, 4 girls; age ¼ 11.8 6 0.8 years) participated in 1 day of training. Of those, 14 participants completed 2 additional days of training and …


Muslim Collegiate Student-Athletes' Experience With Fasting During Ramadan While Participating In Sport, Mishaal Amjad, Julie M. Cavallario, Nicolette A. Harris, Cailee E. Welch Bacon Jan 2024

Muslim Collegiate Student-Athletes' Experience With Fasting During Ramadan While Participating In Sport, Mishaal Amjad, Julie M. Cavallario, Nicolette A. Harris, Cailee E. Welch Bacon

Rehabilitation Sciences Faculty Publications

Context: As colleges and universities continue to focus on creating diverse, equitable, and inclusive environments, it is important to gain more knowledge on the experiences that Muslim student-athletes have while fasting during the month of Ramadan. While previous researchers have investigated the physical effects of fasting on the body, little is known about the challenges or support Muslim student athletes experience while fasting and participating in sport during Ramadan.

Objective: To explore the experiences of Muslim collegiate student-athletes regarding fasting during Ramadan while participating in sports.

Design: Consensual qualitative research.

Setting: Individual video interviews.

Participants: 12 Muslim collegiate student-athletes (4 …


Assessments Used By Athletic Trainers To Decide Return-To-Activity Readiness In Patients With An Ankle Sprain, Ryan S. Mccann, Cailee E. Welch Bacon, Ashley M. B. Suttmiller, Phillip A. Gribble, Julie M. Cavallario Jan 2024

Assessments Used By Athletic Trainers To Decide Return-To-Activity Readiness In Patients With An Ankle Sprain, Ryan S. Mccann, Cailee E. Welch Bacon, Ashley M. B. Suttmiller, Phillip A. Gribble, Julie M. Cavallario

Rehabilitation Sciences Faculty Publications

Context: Athletic trainers (ATs) often care for patients with ankle sprains. Expert consensus has been established for rehabilitation-oriented assessments (ROASTs) that should be included in ankle-sprain evaluations. However, the methods ATs use to determine return-to-activity readiness after an ankle sprain are unknown.

Objectives: To identify ATs' methods for determining patients' return-to-activity readiness after an ankle sprain and demographic characteristics of the ATs and their methods.

Setting: Online survey.

Design: Cross-sectional study.

Patients or Other Participants: We recruited 10 000 clinically practicing ATs. A total of 676 accessed the survey, 574 submitted responses (85% completion rate), and 541 respondents met the …


Injury In Starting And Replacement Players From Five Professional Men’S Rugby Unions, Simon P. Roberts, Keith A. Stokes, Sean Williams, Stephen W. West, Simon Kemp, Matt Cross, Isabel S. Moore, Charlotte L. Bitchell, Prabhat Mathema, Ken Quarrie, Warren Mcdonald, Lauren Fortington, Eduardo R. Rubio Del Castillo, Clint Readhead, Nicola Sewry, Éanna Falvey, Ross Tucker Jan 2024

Injury In Starting And Replacement Players From Five Professional Men’S Rugby Unions, Simon P. Roberts, Keith A. Stokes, Sean Williams, Stephen W. West, Simon Kemp, Matt Cross, Isabel S. Moore, Charlotte L. Bitchell, Prabhat Mathema, Ken Quarrie, Warren Mcdonald, Lauren Fortington, Eduardo R. Rubio Del Castillo, Clint Readhead, Nicola Sewry, Éanna Falvey, Ross Tucker

Research outputs 2022 to 2026

Objectives: The aim of this study was to compare the incidence, severity, and burden of injury in starting and replacement players from professional men’s teams of five rugby unions. Methods: Match injuries of greater than 24 h time-loss (including data on the severity, match quarter, event, body region) and player minutes of match exposure data were collated for all starting and replacement players in the men’s English Premiership, Welsh Pro14 (both 2016/17–2018/19 seasons), and Australian, New Zealand, and South African Super Rugby (all 2016–2018 seasons) teams. Injury incidences and mean injury burden (incidence × days missed) were calculated, and rate …


Powerlifting Participation And Engagement Across All Ages: A Retrospective, Longitudinal, Population Analysis With Comparison To Community Strength Norms, Daniel J. Van Den Hoek, Alistair Mallard, Joel M. Garrett, Patrick L. Beaumont, Robert J. Howells, Jemima G. Spathis, Joshua Pearson, Christopher Latella Jan 2024

Powerlifting Participation And Engagement Across All Ages: A Retrospective, Longitudinal, Population Analysis With Comparison To Community Strength Norms, Daniel J. Van Den Hoek, Alistair Mallard, Joel M. Garrett, Patrick L. Beaumont, Robert J. Howells, Jemima G. Spathis, Joshua Pearson, Christopher Latella

Research outputs 2022 to 2026

Background: In Australia, one-third of people ≥ 15 years perform regular resistance training and 90% of those do not meet current health guidelines. All age groups should engage in regular resistance exercise, to maintain strength and function. Objectives: To identify trends in powerlifting competition participation in Australia by sex and age group from 1968 to 2022, and to compare the strength of powerlifting competitors to population age- and sex-based normative values. Method: The number of unique participants and total competition entries for each year were analysed using Australian powerlifting competition data. Subdomains of age and sex were investigated, and mean …


Resistance Exercise Minimal Dose Strategies For Increasing Muscle Strength In The General Population: An Overview, James L. Nuzzo, Matheus Daros Pinto, Benjamin J. C. Kirk, Kazunori Nosaka Jan 2024

Resistance Exercise Minimal Dose Strategies For Increasing Muscle Strength In The General Population: An Overview, James L. Nuzzo, Matheus Daros Pinto, Benjamin J. C. Kirk, Kazunori Nosaka

Research outputs 2022 to 2026

Many individuals do not participate in resistance exercise, with perceived lack of time being a key barrier. Minimal dose strategies, which generally reduce weekly exercise volumes to less than recommended guidelines, might improve muscle strength with minimal time investment. However, minimal dose strategies and their effects on muscle strength are still unclear. Here our aims are to define and characterize minimal dose resistance exercise strategies and summarize their effects on muscle strength in individuals who are not currently engaged in resistance exercise. The minimal dose strategies overviewed were: “Weekend Warrior,” single-set resistance exercise, resistance exercise “snacking,” practicing the strength test, …


In Vivo Human Medial Gastrocnemius Fascicle Behaviour And Belly Gear During Submaximal Eccentric Contractions Are Not Affected By Concentric Fatiguing Exercise, Matheus Daros Pinto, Kazunori Nosaka, Anthony J. Blazevich Jan 2024

In Vivo Human Medial Gastrocnemius Fascicle Behaviour And Belly Gear During Submaximal Eccentric Contractions Are Not Affected By Concentric Fatiguing Exercise, Matheus Daros Pinto, Kazunori Nosaka, Anthony J. Blazevich

Research outputs 2022 to 2026

Changes in muscle geometry and belly gearing during eccentric contractions influence fibre strain and susceptibility to muscle damage. They are modulated by the interaction between connective tissues and intracellular-intrafascicular fluid pressures and external pressures from neighbouring structures. Fatiguing exercise triggers fluid shifts (muscle swelling) and muscle activation changes that may influence these modulators. Our purpose was to measure medial gastrocnemius (MG) geometric changes in vivo during eccentric contractions before and after maximal concentric muscle work to test the hypothesis that fatigue would reduce fascicle rotation and muscle gear and provoke greater fascicle strain. Submaximal eccentric plantar flexor contractions at 40% …


The Association Between Lateral Hip Muscle Size/Intramuscular Fat Infiltration And Hip Strength In Active Young Adults With Long Standing Hip/Groin Pain, Zuzana Perraton, Andrea B. Mosler, Peter R. Lawrenson, Kenneth Weber Ii, James M. Elliott, Evert O. Wesselink, Kay M. Crossley, Joanne L. Kemp, Christopher Stewart, Michael Girdwood, Matthew G. King, Joshua J. Heerey, Mark J. Scholes, Benjamin F. Mentiplay, Adam I. Semciw Jan 2024

The Association Between Lateral Hip Muscle Size/Intramuscular Fat Infiltration And Hip Strength In Active Young Adults With Long Standing Hip/Groin Pain, Zuzana Perraton, Andrea B. Mosler, Peter R. Lawrenson, Kenneth Weber Ii, James M. Elliott, Evert O. Wesselink, Kay M. Crossley, Joanne L. Kemp, Christopher Stewart, Michael Girdwood, Matthew G. King, Joshua J. Heerey, Mark J. Scholes, Benjamin F. Mentiplay, Adam I. Semciw

Research outputs 2022 to 2026

Objectives: To investigate associations between lateral hip muscle size/intramuscular fat infiltration (MFI) and hip strength in active young adults with longstanding hip/groin pain. Design: Cross-sectional study. Setting: University/Clinical. Participants: Sub-elite soccer and Australian Football players (n = 180; 37 female) with long standing hip/groin pain. Main outcome measures: Muscle size (volume) and MFI of gluteus maximus, medius, and minimis, and tensor fascia latae (TFL) were assessed using magnetic resonance imaging. Isometric hip strength was measured with handheld dynamometry. Associations between muscle size/MFI were assessed using linear regression models, adjusted for body mass index and age, with sex-specific interactions. Results: Positive …


Different Methods Of Winning, Losing, And Training In Combat Sports And Their Relationship With Overall Competitive Winningness, Oliver R. Barley, Craig A. Harms Jan 2024

Different Methods Of Winning, Losing, And Training In Combat Sports And Their Relationship With Overall Competitive Winningness, Oliver R. Barley, Craig A. Harms

Research outputs 2022 to 2026

This study aimed to investigate how overall competitive winningness in combat sports depended on patterns of victory and loss, as well as training habits. Competitors (N = 280) from several combat sports participated in the study. The online survey included questions on self-reported patterns of victory (and loss), training habits, general demographics (e.g., age), and sport-specific information (e.g., stage of career and competitive style). Overall, it was found across four models that reflected diversity of winningness in combat sports that the most important predictors of competitive winningness were loss by points (negative), loss by submission (negative), loss (negative) or victory …


An Athlete's Perspective: Comparing Talent Development Environments For Boys And Girls In Western Australia Youth Soccer, Mikayla J. Lyons, Jenny A. Conlon, Sophia Nimphius, Brad S. Keller, Christopher Joyce Jan 2024

An Athlete's Perspective: Comparing Talent Development Environments For Boys And Girls In Western Australia Youth Soccer, Mikayla J. Lyons, Jenny A. Conlon, Sophia Nimphius, Brad S. Keller, Christopher Joyce

Research outputs 2022 to 2026

This study aimed to compare the perceptions of boys and girls regarding their gender-specific talent development environments (TDEs) in state-level youth soccer. Seventy-one players (girls, n = 35; boys, n = 36) aged 11–18 years completed the Talent Development Environment Questionnaire (TDEQ-5), Sports Motivation Scale (SMS-6), Coach-Athlete Relationship Questionnaire (CART-Q), and Self-Efficacy and Outcome Expectancies (SEOE) of strength training questionnaire. Mann–Whitney U tests and Hedges’s g effect sizes were used to identify group differences. Boys scored higher for TDEQ-5 subdimensions: long-term development focus, alignment of expectations, and holistic quality preparation. For the CART-Q, boys perceived greater coach commitment, whilst girls …


Barriers To Exercise In Patients With Metabolic Dysfunction-Associated Steatotic Liver Disease: A Patient Survey, Kedar Deshpande, John Olynyk, Oyekoya Ayonrinde, Kazunori Nosaka Jan 2024

Barriers To Exercise In Patients With Metabolic Dysfunction-Associated Steatotic Liver Disease: A Patient Survey, Kedar Deshpande, John Olynyk, Oyekoya Ayonrinde, Kazunori Nosaka

Research outputs 2022 to 2026

Background: Although adequate physical activity is an essential component of treatment for metabolic dysfunction-associated stea-totic liver disease (MASLD), the majority of people with MASLD do not engage in regular exercise and lead sedentary lifestyles. We aimed to identify perceived barriers to exercise and to examine awareness about the role of exercise in the treatment of MASLD. Methods: Individuals aged 18 years and above were recruited from a hepatology outpatient clinic. MASLD severity was assessed using controlled attenuation parameter (CAP) and transient elastography (TE) determined liver stiffness measurement (LSM) for the severity of hepatic steatosis and fibrosis, respectively. An online questionnaire …


Resistance Training Effects On Pubertal Children With A Risk Of Developing Pediatric Dynapenia, Cassio V. Victora Ruas, Sébastien Ratel, Kazunori Nosaka, Gabriela Castellano, Ronei S. Pinto Jan 2024

Resistance Training Effects On Pubertal Children With A Risk Of Developing Pediatric Dynapenia, Cassio V. Victora Ruas, Sébastien Ratel, Kazunori Nosaka, Gabriela Castellano, Ronei S. Pinto

Research outputs 2022 to 2026

Purpose: Many modern-day children are at risk of pediatric dynapenia (muscle weakness). We examined the effects of a 12-week resistance training (RT) program on neuromuscular function and body composition parameters in pubertal children with a risk of dynapenia. Methods: Twelve children (13.4 ± 0.9 y) with dynapenia performed a progressive RT program consisting of knee extension and flexion, bench press, abdominal crunch, back extension, lateral pull-down, elbow flexion, and upright row (1–2 sets of 10–15 repetitions/exercise) twice/week for 12 weeks. Outcome measures included one-repetition maximum (1-RM) strength, maximal voluntary isometric contraction (MVIC) torque, rate of torque development (RTD), electromyographic (EMG) …


Exercise Professional Education, Qualifications, And Certifications: A Content Analysis Of Job Postings In The United States, Rachele Pojednic, Devin P. O’Neill, Molly G. Flanagan, Alexis Bartlett, Byron L. G. Carter, Mary A. Kennedy Jan 2024

Exercise Professional Education, Qualifications, And Certifications: A Content Analysis Of Job Postings In The United States, Rachele Pojednic, Devin P. O’Neill, Molly G. Flanagan, Alexis Bartlett, Byron L. G. Carter, Mary A. Kennedy

Research outputs 2022 to 2026

Introduction: Growth in the field of clinical exercise science and the potential impacts on overall health and wellbeing have driven the need for qualified, clinically trained, exercise professionals. And yet, it is not well understood what specific credentials employers are seeking when hiring exercise professionals. Purpose: The purpose of the study was to examine the qualification requirements for professionals seeking employment in exercise science, exercise physiology, kinesiology or equivalent fields. Methods: Search platforms Indeed.com and USAJobs.gov were examined within a two week period in 2022. Search terms included “Exercise Physiology”, “Exercise Science”, “Exercise Professional”, “Exercise Prescription”, “Exercise Specialist”, and “Kinesiology”. …


Reduction And Recovery Of Self-Sustained Muscle Activity After Fatiguing Plantar Flexor Contractions, Anthony J. Blazevich, Ricardo N. O. Mesquita, Ronei S. Pinto, Timothy Pulverenti, Sébastien Ratel Jan 2024

Reduction And Recovery Of Self-Sustained Muscle Activity After Fatiguing Plantar Flexor Contractions, Anthony J. Blazevich, Ricardo N. O. Mesquita, Ronei S. Pinto, Timothy Pulverenti, Sébastien Ratel

Research outputs 2022 to 2026

Purpose: Persistent inward calcium and sodium currents (PICs) are crucial for initiation and maintenance of motoneuron firing, and thus muscular force. However, there is a lack of data describing the effects of fatiguing exercise on PIC activity in humans. We simultaneously applied tendon vibration and neuromuscular electrical stimulation (VibStim) before and after fatiguing exercise. VibStim induces self-sustained muscle activity that is proposed to result from PIC activation. Methods: Twelve men performed 5-s maximal isometric plantar flexor contractions (MVC) with 5-s rests until joint torque was reduced to 70%MVC. VibStim trials consisted of five 2-s trains of neuromuscular electrical stimulation (20 …


Effect Of Sampling Frequency On A Unilateral Isometric Hamstring Strength Assessment Using Force Plates, Nicholas J. Ripley, J. J. Mcmahon, Paul Comfort Jan 2024

Effect Of Sampling Frequency On A Unilateral Isometric Hamstring Strength Assessment Using Force Plates, Nicholas J. Ripley, J. J. Mcmahon, Paul Comfort

Research outputs 2022 to 2026

The purpose of this study was to determine the effect of sampling frequency on the 90–90° (90-degrees hip and knee flexion) isometric hamstring assessment. Thirty-three elite female soccer players (age: 18.7 ± 3.7 years; height: 158.3 ± 5.9 cm; body mass: 62.8 ± 5.5 kg) performed three unilateral trials on a single occasion of the 90–90° isometric hamstring assessment. Force-time data were collected using force plates at 1000 Hz and down sampled to 500-, 250-, and 100 Hz. Peak force (N), force (N) at 100- and 200 ms and average rate of force development (aRFD) (N/s) over a 100- and …


Exploring Cultural Humility Prevalence And Barriers In Masters Of Science In Athletic Training Education Programs, Nathalie Towchik Jan 2024

Exploring Cultural Humility Prevalence And Barriers In Masters Of Science In Athletic Training Education Programs, Nathalie Towchik

Antioch University Dissertations & Theses

The purpose of this study is to understand the prevalence of faculty members’ abilities to incorporate cultural humility into their Masters of Science in Athletic Training (MSAT) program curriculum and barriers they feel they face in implementing this into regular practice. There is a severe lack of focus on issues pertaining to social justice within the athletic training profession, and implementation of cultural humility skills into MSAT programs can help address the systemic injustices within athletic training healthcare delivery. While there has been a focus on cultural competency in athletic training education, there is little to no current research on …


The Effect Of Stroboscopic Vision On The Y-Balance Test, Alex Habegger Dec 2023

The Effect Of Stroboscopic Vision On The Y-Balance Test, Alex Habegger

Doctoral Dissertations and Projects

The purpose of this study was to determine if stroboscopic vision significantly effects performance on the YBT-LQ in athletes 12-18 years old, as well as investigating if age or sex effect performance. Previous research has demonstrated the clinical use of stroboscopic vision for athletic performance and rehabilitation, but no study had yet established the effect of stroboscopic vision on dynamic balance. Subjects performed the Y-Balance Lower Quarter (YBT-LQ) and then repeated the YBT-LQ with stroboscopic vision at a rate of 4 hertz (Hz). A repeated measures factorial ANOVAs were used identify significant differences in performance on the YBT-LQ with and …


Association Between Physical Activity And Reduced Mortality In Inoperable Lung Cancer, Vinicius Cavalheri, Isis Grigoletto, Joanne Mcveigh, David Manners, Terry Boyle, Carolyn J. Peddle-Mcintyre, Rajesh Thomas, Jeanie Leong, Samantha Bowyer, Kirsten Mooney, Leon Straker, Daniel A. Galvão Dec 2023

Association Between Physical Activity And Reduced Mortality In Inoperable Lung Cancer, Vinicius Cavalheri, Isis Grigoletto, Joanne Mcveigh, David Manners, Terry Boyle, Carolyn J. Peddle-Mcintyre, Rajesh Thomas, Jeanie Leong, Samantha Bowyer, Kirsten Mooney, Leon Straker, Daniel A. Galvão

Research outputs 2022 to 2026

We examined device-measured physical activity (PA) and sedentary behaviour at the time of diagnosis in people with inoperable lung cancer and investigated their associations with 12-month mortality. The people with inoperable lung cancer wore an accelerometer for seven days prior to the treatment commencement. The analysed PA/sedentary behaviour variables included light-intensity PA, moderate-to-vigorous-intensity PA (MVPA), step count, the total time spent sedentary, and the usual sedentary bout duration. The data on the disease stage, clinical covariates and 12-month mortality were extracted from medical records. Cox regression models were used to estimate the association between the PA measures and 12-month mortality, …


Cluster Sets To Prescribe Interval Resistance Training: A Potential Method To Optimise Resistance Training Safety, Feasibility And Efficacy In Cardiac Patients, Kimberley L. Way, Hannah J. Thomas, Lewan Parker, Andrew Maiorana, Michelle A. Keske, David Scott, Jennifer L. Reed, Jessica Tieng, Daniel Hackett, Tess Hawkins, Christopher Latella, Rachael Cordina, Derek L. Tran Dec 2023

Cluster Sets To Prescribe Interval Resistance Training: A Potential Method To Optimise Resistance Training Safety, Feasibility And Efficacy In Cardiac Patients, Kimberley L. Way, Hannah J. Thomas, Lewan Parker, Andrew Maiorana, Michelle A. Keske, David Scott, Jennifer L. Reed, Jessica Tieng, Daniel Hackett, Tess Hawkins, Christopher Latella, Rachael Cordina, Derek L. Tran

Research outputs 2022 to 2026

The integration of resistance training for cardiac patients leads to important health outcomes that are not optimally obtained with aerobic exercise; these include an increase in muscle mass, maintenance of bone mineral density, and improvements in muscular fitness parameters. Despite the proliferation of evidence supporting resistance exercise in recent decades, the implementation of resistance training is underutilised, and prescription is often sub-optimal in cardiac patients. This is frequently associated with safety concerns and inadequate methods of practical exercise prescription. This review discusses the potential application of cluster sets to prescribe interval resistance training in cardiac populations. The addition of planned, …


Training For “Worst-Case” Scenarios In Sidestepping: Unifying Strength And Conditioning And Perception–Action Approaches, Daniel Kadlec, Matt Miller-Dicks, Sophia Nimphius Dec 2023

Training For “Worst-Case” Scenarios In Sidestepping: Unifying Strength And Conditioning And Perception–Action Approaches, Daniel Kadlec, Matt Miller-Dicks, Sophia Nimphius

Research outputs 2022 to 2026

Sidesteps can impose high demands on the knee joint and lead to non-contact anterior cruciate ligament (ACL) injuries. Understanding how different constraints shape an athlete’s movement strategy and the associated joint demands can help design training interventions to increase injury resilience. Motor capacities, such as muscular strength and power, act as boundaries for the safe execution of perceptual–motor skills and co-determine the emergence of unique movement strategies. Increasing single- and multi-joint strength enables a broader solution space for movement strategies and increases load tolerance. Manipulating task constraints during sidesteps can be used in the training process to systematically expose athletes …


Effects Of Exercise Training On Muscle Quality In Older Individuals: A Systematic Scoping Review With Meta-Analyses, Tibor Hortobágyi, Tomas Vetrovsky, Jennifer S. Brach, Martijn Van Haren, Krystof Volesky, Regis Radaelli, Pedro Lopez, Urs Granacher Dec 2023

Effects Of Exercise Training On Muscle Quality In Older Individuals: A Systematic Scoping Review With Meta-Analyses, Tibor Hortobágyi, Tomas Vetrovsky, Jennifer S. Brach, Martijn Van Haren, Krystof Volesky, Regis Radaelli, Pedro Lopez, Urs Granacher

Research outputs 2022 to 2026

Background: The quantity and quality of skeletal muscle are important determinants of daily function and metabolic health. Various forms of physical exercise can improve muscle function, but this effect can be inconsistent and has not been systematically examined across the health-neurological disease continuum. The purpose of this systematic scoping review with meta-analyses was to determine the effects and potential moderators of exercise training on morphological and neuromuscular muscle quality (MMQ, NMQ) in healthy older individuals. In addition and in the form of a scoping review, we examined the effects of exercise training on NMQ and MMQ in individuals with neurological …


What Is The Prevalence Of General Anxiety Disorder And Depression Symptoms In Semi-Elite Australian Football Players: A Cross-Sectional Study, Anthony Henderson, Sarah A. Harris, Troy Kirkham, Jonathon Charlesworth, Myles C. Murphy Dec 2023

What Is The Prevalence Of General Anxiety Disorder And Depression Symptoms In Semi-Elite Australian Football Players: A Cross-Sectional Study, Anthony Henderson, Sarah A. Harris, Troy Kirkham, Jonathon Charlesworth, Myles C. Murphy

Research outputs 2022 to 2026

Background: The prevalence of anxiety and depression symptoms in semi-elite Australian footballers is unknown. The primary objective of this study was to determine the prevalence of generalised anxiety disorder (GAD) and depressive symptoms in semi-elite Australian Football players. Our secondary objective was to explore the association between demographic and football-specific factors with GAD and depressive symptoms. A cross-sectional epidemiological study including 369 semi-elite Western Australian Football League (WAFL) players from the Men and Women’s 2022 season (n = 337 men, 91%) was conducted. Symptoms of depression were measured using the Patient Health Questionnaire-9 scale (PHQ-9) and symptoms of GAD with …


Eccentric Muscle Actions Add Complexity To An Already Inconsistent Resistance Exercise Nomenclature, James L. Nuzzo, Kazunori Nosaka Dec 2023

Eccentric Muscle Actions Add Complexity To An Already Inconsistent Resistance Exercise Nomenclature, James L. Nuzzo, Kazunori Nosaka

Research outputs 2022 to 2026

An eccentric muscle action (or contraction) is defined as active muscle lengthening against resistance, which occurs when the force generated by the muscle is smaller than the resistance placed upon it. Eccentric resistance exercise, which involves multiple sessions of repeated eccentric muscle actions, improves muscle strength and other health outcomes. In response to this evidence, new exercise technologies have been developed to permit feasible completion of eccentric muscle actions outside of the laboratory. Consequently, participation in eccentric resistance exercise is projected to increase in the future, and communications about eccentric resistance exercise are likely to reach a wide audience, including …


The Kneeling Isometric Plantar Flexor Test: Preliminary Reliability And Feasibility In Professional Youth Football, John J. Mcmahon, Nicholas J. Ripley, Paul Comfort, Francisco J. Robles-Palazón, Jack T. Fahey, Andrew J. Badby, Christopher Bramah Dec 2023

The Kneeling Isometric Plantar Flexor Test: Preliminary Reliability And Feasibility In Professional Youth Football, John J. Mcmahon, Nicholas J. Ripley, Paul Comfort, Francisco J. Robles-Palazón, Jack T. Fahey, Andrew J. Badby, Christopher Bramah

Research outputs 2022 to 2026

Calf injuries are common in professional football; thus, the establishment of reliable and time-efficient methods of measuring the peak force capabilities of the plantar flexors with equipment that is accessible to football practitioners is valuable. In this study, we determined the preliminary reliability and feasibility of a new test, termed the kneeling isometric plantar flexion test (KIPFT), for footballers. Twenty-one male youth footballers (age = 17.8 ± 1.1 years, height = 182 ± 5 cm, weight = 77.6 ± 5.9 kg) from English League One football clubs completed three trials of the KIPFT on a wireless force plate at the …


What Are The Most Effective Exercise, Physical Activity And Dietary Interventions To Improve Body Composition In Women Diagnosed With Or At High-Risk Of Breast Cancer? A Systematic Review And Network Meta-Analysis, Christine Kudiarasu, Pedro Lopez, Daniel A. Galvão, Robert U. Newton, Dennis R. Taaffe, Lorna Mansell, Brianna Fleay, Christobel Saunders, Caitlin Fox-Harding, Favil Singh Dec 2023

What Are The Most Effective Exercise, Physical Activity And Dietary Interventions To Improve Body Composition In Women Diagnosed With Or At High-Risk Of Breast Cancer? A Systematic Review And Network Meta-Analysis, Christine Kudiarasu, Pedro Lopez, Daniel A. Galvão, Robert U. Newton, Dennis R. Taaffe, Lorna Mansell, Brianna Fleay, Christobel Saunders, Caitlin Fox-Harding, Favil Singh

Research outputs 2022 to 2026

Background: Obesity has been recognized as a risk factor in the development and recurrence of breast cancer and is also associated with poor prognostic outcomes. This systematic review and network meta-analysis aimed to identify the most effective exercise, physical activity, and dietary interventions to reduce fat mass, body fat percentage and body weight as well as potentially increase lean mass in women diagnosed with or at high risk of breast cancer. Methods: A systematic search of databases was performed up to May 2022. Eligible randomized controlled trials examined the effects of exercise, physical activity and/or dietary interventions on fat mass …