Open Access. Powered by Scholars. Published by Universities.®
Articles 1 - 14 of 14
Full-Text Articles in Life Sciences
Effects Of Resistance Training Techniques On Metabolic Responses In Trained Males, Alysson Enes, Ragami Chaves Alves, Vinicius Zen, Danilo Fonseca Leonel, Gustavo Oneda, Luis H. B. Ferreira, Luciano R. Guiraldelli, Roberto Simão, Guillermo Escalante, Anderson Z. Ulbrich, Tácito P. Souza-Junior
Effects Of Resistance Training Techniques On Metabolic Responses In Trained Males, Alysson Enes, Ragami Chaves Alves, Vinicius Zen, Danilo Fonseca Leonel, Gustavo Oneda, Luis H. B. Ferreira, Luciano R. Guiraldelli, Roberto Simão, Guillermo Escalante, Anderson Z. Ulbrich, Tácito P. Souza-Junior
International Journal of Exercise Science
International Journal of Exercise Science 17(2): 576-589, 2024. This study investigated the effects of bi-set, drop-set and traditional resistance training (RT) techniques on metabolic responses in resistance-trained males. Fifteen trained males (age 29.7 ± 6.1 years; body mass 83.4 ± 7.6 kg; RT experience 11.4 ± 6.7 years; one-repetition maximum (1RM) barbell bench press: body mass ratio 1.4 ± 0.1 a.u.) were assigned to three experimental conditions, in a randomized crossover design. The experimental conditions were bi-set (3x10 repetitions at 70%1RM in barbell bench press followed by 10 repetitions at 60%1RM in incline bench press), drop-set (3x10 repetitions at …
Maximal Aerobic Capacity As A Predictor Of Performance On Acft Total Score Of Rotc Cadets, Anthony M. Acevedo, Zachary Zeigler, Bridget F. Melton
Maximal Aerobic Capacity As A Predictor Of Performance On Acft Total Score Of Rotc Cadets, Anthony M. Acevedo, Zachary Zeigler, Bridget F. Melton
International Journal of Exercise Science
International Journal of Exercise Science 17(4): 429-437, 2024. The Army Combat Fitness Test (ACFT) is a newly developed test that assesses the combat readiness of U.S. Army soldiers. The purpose of this cross-sectional study is to determine if VO2max can predict performance outcomes of the ACFT in ROTC cadets. This understanding can provide a better understanding of the aerobic demands of the ACFT. Cadets (50 males, 14 females; aged 21.43 ± 4.10 years) completed the 6-event ACFT (maximum trap-bar deadlift [MDL], standing power throw [SPT], hand-release pushups [HRPU], sprint-drag-carry shuttle run [SDC], plank [PLK], and 2-mile run [2MR]). The …
Maximal Running Speed And Critical Speed Are Positively Related To Phase Angle In Healthy Young Adults, Trevor Short, Paulette Yamada
Maximal Running Speed And Critical Speed Are Positively Related To Phase Angle In Healthy Young Adults, Trevor Short, Paulette Yamada
International Journal of Exercise Science
International Journal of Exercise Science 17(4): 405-417, 2024. Phase Angle (PhA), derived from bioelectrical impedance analysis, is a measurement of cellular resistance to electrical current and a non-invasive tool to monitor neuromuscular performance. The relationship between PhA and components of athletic performance is not fully understood. The purpose of this study was to determine if maximal running speed, critical speed (CS), and/or D prime (D’) derived from a 3-minute all-out-test (3MAOT) correlates to PhA, reactance (Xc), or resistance (R). Sixty-one (male n=35, female n=26) healthy young adults (23.4±3.9 years) completed bioelectrical impedance analysis (Inbody770) and a 3MAOT. The correlations between …
A Meta-Analysis Of Randomized Controlled Trials On The Effects Of Photobiomodulation Therapy On Running Performance, Ana Paula Do Nascimento, Adriano Valmozino Da Silva, Juliano Casonatto, Andreo Fernando Aguiar
A Meta-Analysis Of Randomized Controlled Trials On The Effects Of Photobiomodulation Therapy On Running Performance, Ana Paula Do Nascimento, Adriano Valmozino Da Silva, Juliano Casonatto, Andreo Fernando Aguiar
International Journal of Exercise Science
International Journal of Exercise Science 17(4): 327-342, 2024. Objective: To conduct a meta-analysis to investigate the effects of Photobiomodulation (PBM) therapy on running performance. Introduction: PBM has recently been advocated as a valuable non-pharmacological ergogenic strategy, however, the efficacy of PBM on running performance remains unproven. Methods: A computerized literature search was conducted until June 2023. The databases searched were PubMed/Medline, Embase, Scopus, SPORTDiscus, and Web of Science. Inclusion/exclusion criteria were determined through the PICO process. The running variables analyzed were time-trial or time-to-exhaustion. Results were combined with the standardized mean differences (SMD) and the 95% confidence intervals. Results: Twelve …
Using A Walking Test To Assess Firefighter Fitness, Stephanie Donahue, Bilal Chaudhry, Carly Mcmorrow, Morgan Daly, Summer B. Cook, Michael Brian, Deborah L. Feairheller
Using A Walking Test To Assess Firefighter Fitness, Stephanie Donahue, Bilal Chaudhry, Carly Mcmorrow, Morgan Daly, Summer B. Cook, Michael Brian, Deborah L. Feairheller
International Journal of Exercise Science
International Journal of Exercise Science 17(4): 285-297, 2024. Tactical populations face increased risk on the job, and it is known that firefighters have high levels of cardiac-related death. Aerobic fitness is a modifiable cardiac risk factor, but many fire stations lack the proper equipment to easily assess aerobic fitness levels of their firefighters. Additionally, many fire stations lack wellness programs to hold firefighters accountable for maintaining their fitness levels. Purpose: We assessed the validity of the submaximal 6-minute walk test (6MWT) as a measure of aerobic capacity compared to a maximal treadmill test and the submaximal Gerkin protocol. Methods: Twenty-four …
Effects Of Hypopressive Exercise On Dynamic Neuromuscular Control In Female Roller-Skaters, Esther Hernández-Rovira, Tamara Rial-Rebullido, Diego A. Alonso-Aubin, Dolors Cañabate Ortiz
Effects Of Hypopressive Exercise On Dynamic Neuromuscular Control In Female Roller-Skaters, Esther Hernández-Rovira, Tamara Rial-Rebullido, Diego A. Alonso-Aubin, Dolors Cañabate Ortiz
International Journal of Exercise Science
International Journal of Exercise Science 17(6): 252-264, 2024. The effects of hypopressive exercise (HE) on dynamic balance have never been studied. We aimed to study the effects of a HE program on dynamic balance, posterior chain kinematics and expiratory peak flow on female competitive roller skaters over a 6-week training period. Twenty competitive female roller-skaters (13-22 years of age, SD 2.25) performed a 30-minute HE session once weekly before the regular roller-skating practice for 6 weeks. The HE program consisted of breathing and postural awareness exercises in addition to 5 basic HE poses performed three times each. Dynamic neuromuscular control …
Isokinetic Shoulder Strength And Its Associations To Injury In Tactical Populations: A Critical Review, Michael Wilkinson, Steven Obst, Joshua Guy
Isokinetic Shoulder Strength And Its Associations To Injury In Tactical Populations: A Critical Review, Michael Wilkinson, Steven Obst, Joshua Guy
International Journal of Exercise Science
International Journal of Exercise Science 17(3): 235-251, 2024. The aim of this review is to evaluate existing isokinetic testing protocols for the shoulder in tactical occupations, document their shoulder strength profiles, and determine any associations to shoulder injury. Four electronic databases were searched (Medline/Pubmed, Ovid/Emcare, CINAHL/Ebsco and Embase) using the keywords police OR law enforcement, firefighter, military, AND isokinetic. Articles were eligible if they had at least one cohort of a tactical population and included isokinetic testing of the glenohumeral joint. The search yielded 275 articles. After screening for duplicates and inclusion criteria, 19 articles remained for review, six of …
Evaluation Of The Effectiveness Of Rotc Army Cadet Exercise Training For The Army Combat Fitness Test, Simone A. Cannon, Jake A. Mintz, Brandon Roberts, Kelsey Rushing, Gregor W. Jenkins, Gordon Fisher, Eric P. Plaisance, Cody E. Morris
Evaluation Of The Effectiveness Of Rotc Army Cadet Exercise Training For The Army Combat Fitness Test, Simone A. Cannon, Jake A. Mintz, Brandon Roberts, Kelsey Rushing, Gregor W. Jenkins, Gordon Fisher, Eric P. Plaisance, Cody E. Morris
International Journal of Exercise Science
International Journal of Exercise Science 17(4): 172-182, 2024. The Army Combat Fitness Test (ACFT) is used to evaluate the fitness level of potential Cadets for military readiness. The purpose of this study was to evaluate the effectiveness of the exercise training program implemented by an Army Reserve Officers’ Training Corps (ROTC) program to gauge the performance metrics of the ACFT. METHODS: Twenty-six student Cadets of the ROTC at the University of Alabama at Birmingham (UAB) program participated in the study. Over an 8-month period, the ROTC Cadets trained on campus three days per week. Training was performed in a circuit …
Acute Effects Of Post-Activation Performance Enhancement Exercises On Army Combat Fitness Test Performance, Christopher Bonilla, Robert L. Herron, Greg Ryan, Jason Casey, Brandon Spradley
Acute Effects Of Post-Activation Performance Enhancement Exercises On Army Combat Fitness Test Performance, Christopher Bonilla, Robert L. Herron, Greg Ryan, Jason Casey, Brandon Spradley
International Journal of Exercise Science
International Journal of Exercise Science 17(4): 154-171, 2024. The purpose of this study was to evaluate the effectiveness of implementing task-specific, post-activation performance enhancement (PAPE) strategies, to acutely improve Army Combat Fitness Test (ACFT) performance. Nineteen ROTC cadets completed two ACFTs, separated by 72 hours. Approximately half (n = 10) completed the traditional “Preparation Drill” as their warm-up prior to the first session and added PAPE warm-up strategies as part of their second session. The other group (n = 9) completed the treatments in the opposite order to facilitate a repeated-measures, crossover design. The participants’ composite ACFT score was used …
Stance Time And Impact Loading Rates Are Significant Predictors Of Critical Speed During A 3-Minute All-Out Running Test, Trevor Short, Cris Stickley, Bret Freemyer, Andrew Takata, Paulette Yamada
Stance Time And Impact Loading Rates Are Significant Predictors Of Critical Speed During A 3-Minute All-Out Running Test, Trevor Short, Cris Stickley, Bret Freemyer, Andrew Takata, Paulette Yamada
International Journal of Exercise Science
International Journal of Exercise Science 17(4): 115-128, 2024. The addition of wearable technology during a 3-minute all-out overground running test (3MAOT) could provide additional insights to guide training and coaching strategies. The purpose of this study was to explore the relationships between critical speed (CS) and biomechanical parameters (cadence, stride length, vertical oscillation, stance time, form power, leg spring stiffness, and impact loading rate), and changes in biomechanical parameters throughout the 3MAOT. Sixty-three (male, n=37, female, n=26) recreationally active college-aged (23.4±3.9 years) subjects completed a 3MAOT while wearing a Stryd foot-pod. The correlations between CS and biomechanical parameters were evaluated …
Lower-Body Strength Relationships With Sprint, Jump, And Sport-Specific Skill Performance In High School Girls Softball Players, Robert G. Lockie, Jacob D. Patron, J. Jay Dawes, Erika Viramontes
Lower-Body Strength Relationships With Sprint, Jump, And Sport-Specific Skill Performance In High School Girls Softball Players, Robert G. Lockie, Jacob D. Patron, J. Jay Dawes, Erika Viramontes
International Journal of Exercise Science
International Journal of Exercise Science 17(4): 86-98, 2024. Softball athletes require multiple fitness traits (e.g., strength, speed, power) and sport-specific skills (e.g., hitting, throwing) for success. Lower-body strength could underpin these qualities; this has received little analysis among high school female athletes. This research investigated correlations between absolute and relative lower-body strength with age, linear speed, lower-body power, and throwing and hitting velocity in high school girls softball athletes. Archival data collected from 34 high school girls softball players (age=14.91±1.00 years; height=1.66±0.07 m; body mass=63.21±9.59 kg) from a private strength and conditioning facility was analyzed. The data included: age, height, …
Physical Fitness Responses After Sixteen Weeks Of Three Fitness Program Trainings In Untrained Subjects, Habil Hamdouni, Brian Kliszczewicz, Hassane Zouhal, Abderraouf Ben Abderrahman
Physical Fitness Responses After Sixteen Weeks Of Three Fitness Program Trainings In Untrained Subjects, Habil Hamdouni, Brian Kliszczewicz, Hassane Zouhal, Abderraouf Ben Abderrahman
International Journal of Exercise Science
International Journal of Exercise Science 17(4): 54 - 72, 2024. The remarkable popularity of fitness trends like high intensity functional training (HIFT), choreographed high intensity classes (CHIC) and resistance (RT) trainings raises the question on their effect on cardio-respiratory, lactate removal rate, endurance and body composition responses. The purpose of this study was to assess and compare these effects. Ninety-five participants were randomly assigned into 16 weeks of these trainings, five sessions/week. Anthropometric and fitness tests were carried out before training (PRE), after eight (8W) and sixteen weeks (16W). Body composition measures demonstrated significant decrease in body fat percentage ( …
More Than Body Composition: A Darwinian Theory Of Somatotype, Applied To A Dii Track And Field Outdoor Season, Whitley J. Stone, Matthew J. Garver, Amanda Wakeman, Danilo Tolusso, Hannah Nelson, Josie Hair, Eric Nehlsen
More Than Body Composition: A Darwinian Theory Of Somatotype, Applied To A Dii Track And Field Outdoor Season, Whitley J. Stone, Matthew J. Garver, Amanda Wakeman, Danilo Tolusso, Hannah Nelson, Josie Hair, Eric Nehlsen
International Journal of Exercise Science
International Journal of Exercise Science 17(4): 1-12, 2024. This study presents somatotype data on a team sport with chronic and diverse sporting demands. The aims were to (1) characterize a somatotype profile for Division II (DII) track and field athletes (n=54) by sex, class, and events; (2) determine if somatotype changed across the season; (3) determine if changes differed based on class or sex; and, (4) assess potential differences in somatotype between sexes. Methods: Anthropometrics (height, weight, body composition, somatotype) were evaluated after a competitive indoor season and immediately before the outdoor conference championships (41 days). Body measurements were assessed …
Body Mass Index Superior To Body Adiposity Index In Predicting Adiposity In Female Collegiate Athletes., Annika Grams, Anthony Acevedo, Riley Morton, Payton Price, Kyli Alvarez, Malia Nowlen, Estephania Campa, Zachary Zeigler
Body Mass Index Superior To Body Adiposity Index In Predicting Adiposity In Female Collegiate Athletes., Annika Grams, Anthony Acevedo, Riley Morton, Payton Price, Kyli Alvarez, Malia Nowlen, Estephania Campa, Zachary Zeigler
International Journal of Exercise Science
International Journal of Exercise Science 16(4): 1487-1498, 2023. Body mass index (BMI) is moderately correlated with %Fat and often used to assess obesity in athletes. Limited research assesses BMI as a surrogate for %Fat in female collegiate athletes. Body Adiposity Index (BAI) is an anthropometric measurement suggested to be superior to BMI at predicting adiposity but has not been well assessed within female athletic populations. This study aimed to determine if BAI is superior to other anthropometric indices to predict %Fat in female collegiate athletes and college-aged female non-athletes. Collegiate female athletes and female non-athletes were invited into the laboratory …