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Ginger Root Extract Increases Mitochondrial Fission And Mitophagy In Diabetes Mellitus Rats, Casey Appell, Nigel Jiwan, Chwan-Li Shen, Hui-Ying Luk Feb 2021

Ginger Root Extract Increases Mitochondrial Fission And Mitophagy In Diabetes Mellitus Rats, Casey Appell, Nigel Jiwan, Chwan-Li Shen, Hui-Ying Luk

International Journal of Exercise Science: Conference Proceedings

Diabetes (DM) is accompanied by mitochondrial dysfunction (i.e., mitochondria fission/fusion and mitophagy) in which result in an accumulation of damaged mitochondria and further impaired insulin resistance. Ginger root extract (GRE) has been shown to improve mitochondrial biogenesis and decreased respiratory coefficient in DM model, however, the effect of GRE on the basal mitochondria fission/fusion and mitophagy state is limited. PURPOSE: To determine the effect of GRE on mitochondria fission/fusion and mitophagy transcript abundance in rats with diabetes induced by high-fat diet (HFD) with streptozotocin (STZ). METHOD: Sprague-Dawley rats were randomly divided into 3 groups: standard diet (STD; n=11), HFD with …

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Geranylgeraniol Increases Autophagy And Mitophagy Gene Expression In Soleus Of Rats With Diabetes, Nigel C. Jiwan, Casey Appell, Rui Wang, Chwan-Li Shen, Hui-Ying Luk Feb 2021

Geranylgeraniol Increases Autophagy And Mitophagy Gene Expression In Soleus Of Rats With Diabetes, Nigel C. Jiwan, Casey Appell, Rui Wang, Chwan-Li Shen, Hui-Ying Luk

International Journal of Exercise Science: Conference Proceedings

The autophagy and mitophagy (selective autophagy for mitochondria) processes are important in maintaining muscle homeostasis, e.g., removing damaged mitochondria. With diabetes, skeletal muscle autophagy decreases. Geranylgeraniol (GG) has been shown to reduce mitochondrial damage; however, the effect of GG on basal autophagy and mitophagy in diabetic rats is not known. PURPOSE: To determine the effect of GG on selective autophagy and mitophagy genes in rats with diabetes induced by a high-fat diet (HFD) with streptozotocin (STZ). METHODS: Sprague-Dawley rats were divided into three groups: normal diet (CON; n=11), HFD with 35 mg/kg body weight of STZ (HFD; n=9), …

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Cross-Sectional And Longitudinal Relationships Between Skinfold Thicknesses Obtained By Ultrasonography And Body Fat Estimates Produced By Dual-Energy X-Ray Absorptiometry, Jacob J. Green, Robert W. Smith, Patrick S. Harty, Matthew T. Stratton, Christian Rodriguez, Sarah White, Abegale D. Williams, Baylor A. Johnson, Jacob Dellinger, Marqui Benavides, Madelin R. Siedler, Grant M. Tinsley Feb 2021

Cross-Sectional And Longitudinal Relationships Between Skinfold Thicknesses Obtained By Ultrasonography And Body Fat Estimates Produced By Dual-Energy X-Ray Absorptiometry, Jacob J. Green, Robert W. Smith, Patrick S. Harty, Matthew T. Stratton, Christian Rodriguez, Sarah White, Abegale D. Williams, Baylor A. Johnson, Jacob Dellinger, Marqui Benavides, Madelin R. Siedler, Grant M. Tinsley

International Journal of Exercise Science: Conference Proceedings

Ultrasonography (US) and dual-energy X-ray absorptiometry (DXA) are frequently used to assess body composition. Although sometimes compared cross-sectionally, their agreement longitudinally requires further exploration. Purpose: The purpose of the present study was to examine the cross-sectional and longitudinal relationships between total and segmental raw skinfold thicknesses obtained by US and total and segmental body composition estimates produced by DXA over the course of an overfeeding study. Methods: Twenty healthy, resistance-trained males (mean ± SD; age: 22.0 ± 2.6 years; height: 179.1 ± 7.0 cm; body mass: 74.8 ± 11.5 kg, body fat: 17.5 ± 4.5%) completed a 6-week intervention that …

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Anthropometric Predictors Of Concentric Hip, Knee, And Ankle Work During A 5x5 Conventional Deadlift Routine, Dale S. Keith, Daniel Scherrer, Brandon Nunley, John R. Harry, Grant M. Tinsley Feb 2021

Anthropometric Predictors Of Concentric Hip, Knee, And Ankle Work During A 5x5 Conventional Deadlift Routine, Dale S. Keith, Daniel Scherrer, Brandon Nunley, John R. Harry, Grant M. Tinsley

International Journal of Exercise Science: Conference Proceedings

The deadlift is one of the most commonly performed exercises to strengthen the lower body, as well as one of the main lifts in powerlifting and strongman competitions. However, literature exploring the deadlift exercise and its variations remains quite limited compared to other popular exercises like squats and bench press. PURPOSE: The purpose of this exploratory analysis was to determine if there are relationships between anthropometric characteristics (arm length, torso length, thigh length, and shank length) and hip, knee, and ankle joint angular concentric work during a 5 sets of 5 repetitions (5x5) conventional deadlift (CDL) routine. METHODS: …

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Offseason Body Composition Changes Detected By Dual-Energy X-Ray Absorptiometry Versus Multifrequency Bioelectrical Impedance Analysis In Collegiate American Football Athletes, Jake R. Boykin, Grant M. Tinsley, Christine M. Harrison, Jessica Prather, Javier Zaragoza, Matthias Tinnin, Shay Smith, Camden Wilson, Lem Taylor Feb 2021

Offseason Body Composition Changes Detected By Dual-Energy X-Ray Absorptiometry Versus Multifrequency Bioelectrical Impedance Analysis In Collegiate American Football Athletes, Jake R. Boykin, Grant M. Tinsley, Christine M. Harrison, Jessica Prather, Javier Zaragoza, Matthias Tinnin, Shay Smith, Camden Wilson, Lem Taylor

International Journal of Exercise Science: Conference Proceedings

In American football, offseason training is designed to promote increases in muscle strength and size in athletes. Tracking changes in body composition may confer key information about the effectiveness of training programs to football practitioners. PURPOSE: The present study assessed the relationship between body composition changes estimated by dual-energy x-ray absorptiometry (DXA) and bioelectrical impedance analysis (BIA) in football players during the initial period of an offseason training program. METHODS: Body composition in 29 NCAA Division III American football players (mean ± SD; age: 19.7 ± 1.5 y; height: 179.8 ± 6.6 cm; body mass [BM]: 96.1 ± …

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Acute Responses In Agonists Of Uegf To Moderate-Intensity And High-Intensity Interval Exercise In Mid-Spectrum Ckd, Kathleen E. Adair, Zacharias Papadakis, Matthew N. Peterson, Cassidy Beeson, James K. Taylor, Burritt W. Hess, D. Crawford Allison, Nick Schwedock, Jackson O. Griggs, Ron Wilson Md, Kathryn Dugan, Kathy Jones, Peter W. Grandjean, Jeff S. Forsse Feb 2021

Acute Responses In Agonists Of Uegf To Moderate-Intensity And High-Intensity Interval Exercise In Mid-Spectrum Ckd, Kathleen E. Adair, Zacharias Papadakis, Matthew N. Peterson, Cassidy Beeson, James K. Taylor, Burritt W. Hess, D. Crawford Allison, Nick Schwedock, Jackson O. Griggs, Ron Wilson Md, Kathryn Dugan, Kathy Jones, Peter W. Grandjean, Jeff S. Forsse

International Journal of Exercise Science: Conference Proceedings

Urine epidermal growth factor (uEGF) is a novel biomarker utilized in assessing renal health in various renal diseases, specifically chronic kidney disease (CKD). uEGF promotes multiple intracellular pathways, stimulating renal cell growth, survival, and replication. uEGF production is activated by multiple agonists that bind to the uEGF receptor. Aerobic exercise initiates the upregulation of several of these agonists to increase the production of uEGF. Depending on the mode and intensity of aerobic exercise, uEGF agonists may activate differently in CKD populations. PURPOSE: To determine the influence of an acute bout of steady-state exercise (SSE) and high-intensity interval exercise (HIIE) on …

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Analyzing The Between-Day Reliability Of Three-Dimensional Body Scanners For Body Composition Assessment, Gabrielle C. Dehaven, Madelin R. Siedler, Matthew T. Stratton, Patrick S. Harty, Christian Rodriguez, Dale Keith, Jacob Green, Jake Boykin, Jacob Dellinger, Sarah White, Abegale D. Williams, Grant M. Tinsley Feb 2021

Analyzing The Between-Day Reliability Of Three-Dimensional Body Scanners For Body Composition Assessment, Gabrielle C. Dehaven, Madelin R. Siedler, Matthew T. Stratton, Patrick S. Harty, Christian Rodriguez, Dale Keith, Jacob Green, Jake Boykin, Jacob Dellinger, Sarah White, Abegale D. Williams, Grant M. Tinsley

International Journal of Exercise Science: Conference Proceedings

In the growing world of health and well-being, three-dimensional (3D) scanning is emerging as a popular tool to assess body composition. While body composition cannot be truly “measured” in living humans, it can be approximated. This, however, leads to two types of errors (i.e., technical and biological) in the body composition assessment. PURPOSE: This study was used to determine what percent or range of percentages in body fat one must exceed before concluding a real change has occurred. By conducting assessments on separate days, with only a short period of time between them, true changes in body composition are …

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Effectiveness Of Blood Flow Restriction Training On Aerobic Performance During Cycling Exercise In Healthy Adults, David Calderon, Gian Cruz, Blake Doughtie, Nicole Hoppe, Jason Winchester, Alexis Ortiz Facsm Feb 2021

Effectiveness Of Blood Flow Restriction Training On Aerobic Performance During Cycling Exercise In Healthy Adults, David Calderon, Gian Cruz, Blake Doughtie, Nicole Hoppe, Jason Winchester, Alexis Ortiz Facsm

International Journal of Exercise Science: Conference Proceedings

Blood flow restriction (BFR) has emerged as an alternate rehabilitation modality, intending to enhance muscular strength, hypertrophy, metabolic response, and functional outcomes in various populations. However, there is a lack of research evidence on the efficacy of BFR during aerobic exercise. PURPOSE: To compare aerobic capacity following a cycling protocol with BFR at 60% (BFR-60) 80% (BFR-80) occlusion. METHODS: Ten healthy participants (26 ± 3.0 years; 6 males; 4 females) were randomly assigned to either: BFR-60 or BFR-80. Aerobic Capacity was measured at baseline, and three weeks during a sub-maximal stationary cycle ergometer protocol connected to a metabolic …

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Reliable, Semi-Automated Wound Healing Rate Determination In Muscle, Matthew W. Fiedler, Kamal R. Awad, Jian Huang, Chenglin Mo, Venu Varanasi, Marco Brotto Feb 2021

Reliable, Semi-Automated Wound Healing Rate Determination In Muscle, Matthew W. Fiedler, Kamal R. Awad, Jian Huang, Chenglin Mo, Venu Varanasi, Marco Brotto

International Journal of Exercise Science: Conference Proceedings

In the field of Regenerative and Sport Medicine, there is great interest in the development and validation of compounds and devices with the potential to accelerate wound healing and muscle regeneration. In vitro, this effect can be evaluated in a scratch test model, in which a pipette removes a line of cells from a confluent monolayer of cells with high regenerative capacity and the time to close this injury measured. PURPOSE: To develop a reliable, dynamic, and quantitative process with a shorter duty cycle and semi-automatic operation for the determination of wound healing rate, as compared to fully manual …

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Relationships Between Functional Performance And Quadriceps Muscle Size And Quality In Healthy Older Women, Ahalee C. Farrow, Chinonye C. Agu-Udemba, Ethan A. Mitchell, Ty B. Palmer Feb 2021

Relationships Between Functional Performance And Quadriceps Muscle Size And Quality In Healthy Older Women, Ahalee C. Farrow, Chinonye C. Agu-Udemba, Ethan A. Mitchell, Ty B. Palmer

International Journal of Exercise Science: Conference Proceedings

Ultrasound assessments of quadriceps cross-sectional area (CSA) and echo intensity (EI) are commonly used to evaluate lower-body muscle size and quality in older adults. It has been hypothesized that muscle CSA and EI of the quadriceps may be important predictors of functional performances such as gait speed and vertical jump power. However, limited data exist regarding how these parameters associate with performance during a timed up-and-go (TUG) task. PURPOSE: The purpose of this study was to examine the relationships between TUG performance and muscle CSA and EI of the quadriceps in older women. METHODS: Twenty healthy older women …

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Caffeine Supplementation Strategies Among Endurance Athletes, Andreas Kreutzer, Austin J. Graybeal, Kamiah Moss, Robyn Braun-Trocchio, Meena Shah Feb 2021

Caffeine Supplementation Strategies Among Endurance Athletes, Andreas Kreutzer, Austin J. Graybeal, Kamiah Moss, Robyn Braun-Trocchio, Meena Shah

International Journal of Exercise Science: Conference Proceedings

Caffeine is widely accepted as an ergogenic aid for endurance performance. Many laboratory studies use doses of 3-6 mg/kg of caffeine 60 min prior to exercise. It is unclear if endurance athletes employ similar supplementation schemes in practice. Further, there is a paucity of data regarding caffeine consumption in this population. PURPOSE: The purpose of this study was to investigate caffeine supplementation strategies and consumption among endurance athletes. METHODS: A survey conducted on Qualtrics returned responses regarding caffeine supplementation from 247 endurance athletes (f = 129, m =118; age = 40.4 ± 18.4 y; pro = 11, current/former …

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Day-To-Day Precision Error And Least Significant Change For Two Commonly Used Bioelectrical Impedance Analysis Devices, Madelin R. Siedler, Patrick S. Harty, Matthew T. Stratton, Christian Rodriguez, Dale Keith, Jacob Green, Jake Boykin, Jacob Dellinger, Sarah White, Abegale D. Williams, Brielle Dehaven, Grant M. Tinsley Feb 2021

Day-To-Day Precision Error And Least Significant Change For Two Commonly Used Bioelectrical Impedance Analysis Devices, Madelin R. Siedler, Patrick S. Harty, Matthew T. Stratton, Christian Rodriguez, Dale Keith, Jacob Green, Jake Boykin, Jacob Dellinger, Sarah White, Abegale D. Williams, Brielle Dehaven, Grant M. Tinsley

International Journal of Exercise Science: Conference Proceedings

Bioelectrical impedance analysis (BIA) devices administer electrical currents through surface electrodes to estimate overall body fluids from the measured resistance and reactance of bodily tissues. The proportion of fat versus fat-free mass can be further estimated by these devices using algorithms developed from reference data. BIA devices are commonly used in field as well as laboratory settings due to their convenience, ease of use, and relatively low cost. PURPOSE: The purpose of this study was to determine the day-to-day precision error (PE) and least significant change (LSC) of the percent body fat (PBF), fat mass (FM), and fat-free mass …

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Sex Moderates The Fitness Tests - Performance Index Relationship In Collegiate Basketball: A Case Study, Nicole Kingsley, Samuel Amsbaugh, Zacharias Papadakis, Grant Morgan, Ali Boolani, Andreas Stamatis Dr. Feb 2021

Sex Moderates The Fitness Tests - Performance Index Relationship In Collegiate Basketball: A Case Study, Nicole Kingsley, Samuel Amsbaugh, Zacharias Papadakis, Grant Morgan, Ali Boolani, Andreas Stamatis Dr.

International Journal of Exercise Science: Conference Proceedings

Performance indicators are used widely in sports, including basketball. Those total performance metrics are mathematical models that are used to determine the “best” athlete per game/week/season. Players with higher metrics get recruited more and/or get offered better contracts. During offseason, strength and conditioning coaches (SCCs) perform tests to determine the fitness levels of their players. Although those scores differ by sex, the fitness levels are associated with in-season sport performance and, therefore, performance indices. More insight in the fitness tests - performance index relationship in the collegiate basketball and the differential effects by sex would be valuable for all stakeholders …

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Hemodynamics After Glucose Loading In Hispanics With And Without Family History Of Type 2 Diabetes, Gabriel Figueroa, Ryan D. Russell, Yu Lun Tai Feb 2021

Hemodynamics After Glucose Loading In Hispanics With And Without Family History Of Type 2 Diabetes, Gabriel Figueroa, Ryan D. Russell, Yu Lun Tai

International Journal of Exercise Science: Conference Proceedings

Type 2 Diabetes (T2D) increases cardiovascular mortality 4-fold. Although ~9% of Americans are diagnosed with T2D, T2D incidence is substantially higher in Hispanics and those with a have family history of T2D. Traditionally, T2D is diagnosed via oral glucose testing which has been shown to impair microvascular function. However, the effects of glucose loading on hemodynamics and arterial elasticity between healthy Hispanics with and without a family history of T2D are unclear. PURPOSE: To determine the effects of an oral glucose challenge (OGC) and a mixed meal challenge (MMC) on hemodynamics in healthy Hispanic individuals with and without family …

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Sex Differences In Absolute And Normalized Rapid Force During Maximal Handgrip Contractions, Alisa Soloveva, Garrett Augsburger, Joshua Carr Feb 2021

Sex Differences In Absolute And Normalized Rapid Force During Maximal Handgrip Contractions, Alisa Soloveva, Garrett Augsburger, Joshua Carr

International Journal of Exercise Science: Conference Proceedings

Sex differences in strength are well documented. However, the influence of the strength disparity on the absolute and normalized rate of force development (RFD) is not as well described, particularly for the handgrip. PURPOSE: The purpose of this study was to examine differences in absolute and normalized RFD between sexes during maximal handgrip contractions. METHODS: During a single visit, 32 right-hand dominant participants (n = 16 males, n = 16 females) performed maximal, unilateral isometric handgrip contractions with their dominant hands. Maximal force, the RFD from 0-50ms (RFD50), 0-100ms (RFD100), and peak RFD (RFD …

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Intermittent Hypoxia Increases Erythropoietin Levels In Healthy Individuals, Frank Wojan, Sten Stray-Gundersen, Mercedes J. Nagel, Sophie Lalande Feb 2021

Intermittent Hypoxia Increases Erythropoietin Levels In Healthy Individuals, Frank Wojan, Sten Stray-Gundersen, Mercedes J. Nagel, Sophie Lalande

International Journal of Exercise Science: Conference Proceedings

Few minutes of hypoxic exposure stabilizes hypoxia-inducible factor-1α, resulting in erythropoietin (EPO) gene transcription and production. PURPOSE: The objective of this study was to identify the shortest intermittent hypoxia protocol necessary to increase serum EPO levels in healthy individuals. We hypothesized that two separate intermittent hypoxia protocols would significantly increase EPO levels in healthy individuals. METHODS: A total of seven individuals (4 women and 3 men, age: 28±7 years, height: 177±9 cm, weight: 79.7±18.4 kg) participated in the study. In Experiment 1, the spontaneous EPO changes under normoxia (NORM) and the EPO response to five 4-minute cycles of …

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A Case Study: Femoroacetabular Impingement In Collegiate Baseball, Candace Parker, Morgan Spencer-Roth Feb 2021

A Case Study: Femoroacetabular Impingement In Collegiate Baseball, Candace Parker, Morgan Spencer-Roth

International Journal of Exercise Science: Conference Proceedings

CASE HISTORY: The patient is a 19-year-old collegiate baseball infielder who presented with an ongoing pain in his left hip that had originally presented when the patient was in high school. After becoming a member of a collegiate baseball team, his hip pain persisted, followed shortly by a new pain in his right hip. The patient had been dealing with and conservatively treating the left hip pain for a year, and with the presentation of right hip pain during his first collegiate semester a decision was made to visit the team physician. PHYSICAL EXAM: Examination of the patient’s …

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Partial Rupture Of The Distal Biceps Tendon In A Collegiate Football Player, Derran J. Strydom, Melissa D. Long Feb 2021

Partial Rupture Of The Distal Biceps Tendon In A Collegiate Football Player, Derran J. Strydom, Melissa D. Long

International Journal of Exercise Science: Conference Proceedings

CASE HISTORY: The patient is a 20-year-old collegiate football player who presented to the athletic training staff with pain in his left arm near his elbow. He states that he was attempting to make a tackle and that his arm was pushed into hyperextension by another player. He reported discomfort, pain, and numbness in his arm. He attempted to continue to play after completing arm flexion and extension in between plays. His pain levels increased as his range of motion activity continued. The patient could no longer continue during practice and was taken to the medical tent for further …

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Associations Between Jump Performance And Asymmetries With 30-M Sprint Completion Time, Matthew P. Gonzalez, Samuel Montalvo, Martin Dietze-Hermosa, Nicholas R. Cubillos, Sergio Rodriguez, Emily Horsch, Sandor Dorgo Feb 2021

Associations Between Jump Performance And Asymmetries With 30-M Sprint Completion Time, Matthew P. Gonzalez, Samuel Montalvo, Martin Dietze-Hermosa, Nicholas R. Cubillos, Sergio Rodriguez, Emily Horsch, Sandor Dorgo

International Journal of Exercise Science: Conference Proceedings

Asymmetries of the lower body during jumping have been examined as a method to predict risk for injury and guide training program development. Studies have primarily focused on how these asymmetries affect jump performance, but none have examined this in Division I track athletes nor how these are related to sprint performance. PURPOSE: To examine the relationship between jump performance and asymmetries of the vertical and broad jumps with 30-m sprint completion times. METHODS: Twenty-five Division I Track and Field athletes (12 sprinters and 13 non-sprinters) (height = 177.21 ± 10.43 cm; weight = 78.67 ± 24.15 kg) …

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The Relationship Between Squat Jump Performance And Sprint Profile In Collegiate Track And Field Athletes, Martin S. Dietze-Hermosa, Sergio Rodriguez, Samuel Montalvo, Matthew P. Gonzalez, Nicholas R. Cubillos, Emily Martinez, Joshua Del Rio, Sandor Dorgo Feb 2021

The Relationship Between Squat Jump Performance And Sprint Profile In Collegiate Track And Field Athletes, Martin S. Dietze-Hermosa, Sergio Rodriguez, Samuel Montalvo, Matthew P. Gonzalez, Nicholas R. Cubillos, Emily Martinez, Joshua Del Rio, Sandor Dorgo

International Journal of Exercise Science: Conference Proceedings

The squat jump (SJ) necessitates the inter-play of various biomechanical components for better jump performance. Good sprint performance requires the inter-play of many of the same biomechanical components. Researchers have previously examined how the speed, force, velocity, and power interact during sprinting, but have yet to examine how these measures are associated with SJ performance measures. PURPOSE: Examine the relationship between squat jump performance measures and the sprint profile measurements of collegiate track and field athletes. METHODS: Twenty-five athletes (18 males and 7 females) completed two squat jump trials with a linear encoder attached to a 45 lbs. …

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Comparison Of Indirect Calorimetry And Common Prediction Equations For Evaluating Changes In Resting Metabolic Rate Induced By Resistance Training And A Hypercaloric Diet, Christian Rodriguez, Patrick S. Harty, Matthew T. Stratton, Madelin R. Siedler, Robert W. Smith, Baylor A. Johnson, Jacob R. Dellinger, Abegale D. Williams, Sarah J. White, Marqui L. Benavides, Grant M. Tinsley Feb 2021

Comparison Of Indirect Calorimetry And Common Prediction Equations For Evaluating Changes In Resting Metabolic Rate Induced By Resistance Training And A Hypercaloric Diet, Christian Rodriguez, Patrick S. Harty, Matthew T. Stratton, Madelin R. Siedler, Robert W. Smith, Baylor A. Johnson, Jacob R. Dellinger, Abegale D. Williams, Sarah J. White, Marqui L. Benavides, Grant M. Tinsley

International Journal of Exercise Science: Conference Proceedings

An individual’s resting metabolic rate (RMR) is commonly the largest contributor to total daily energy expenditure. Prediction equations are most often employed by practitioners to estimate RMR, due to their superior practicality in many settings relative to laboratory methods like indirect calorimetry (IC). The ability to quantify RMR change over time may be more valuable than cross-sectional estimates as practitioners can then utilize these changes to prescribe adjustments to one’s nutritional intake. PURPOSE: The purpose of this study was to assess the validity of several commonly used prediction equations to track RMR changes during a hypercaloric nutrition intervention and …

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Differences In Acute:Chronic Workload Ratio Preceding Injury Occurrence In United Soccer League Players, Steve P. Fell, Brennen Hodge, Andreas Stamatis, Zacharias Papadakis Feb 2021

Differences In Acute:Chronic Workload Ratio Preceding Injury Occurrence In United Soccer League Players, Steve P. Fell, Brennen Hodge, Andreas Stamatis, Zacharias Papadakis

International Journal of Exercise Science: Conference Proceedings

Professional soccer players are prone to injuries. Training loads (TL), including games, are associated with injury occurrence. Acute:Chronic workload ratio (ACWR), an index of TL, is considered an accurate injury rate metric. In respect to the relationship between injury occurrence and ACWR load obtained using global positioning systems (GPS), little evidence exists in United Soccer League (USL) teams. It is possible high ACWR during the season to lead to injuries. PURPOSE: To investigate the interaction effect of players’ injury status with ACWR of professional soccer players of a USL team. METHODS: In 2019-20, in-season data were gathered from 20 …

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Evaluating A Fire Department’S Conditioning Program’S Ability To Predict Tactical Performance From Physical Fitness Testing, Peter Beitia, Scott Grondin, Andreas Stamatis, Zacharias Papadakis Feb 2021

Evaluating A Fire Department’S Conditioning Program’S Ability To Predict Tactical Performance From Physical Fitness Testing, Peter Beitia, Scott Grondin, Andreas Stamatis, Zacharias Papadakis

International Journal of Exercise Science: Conference Proceedings

Firefighters’ (FF) physical fitness (PF) levels affect their ability to carry out daily tasks and meet unforeseen emergencies. Fire departments (FD) design simulations via the physical ability test (PAT) as an occupational-specific metric of PF. PAT is used both in recruitment and as an indicator of FFs’ on-going PF. However, PATs are labor-/time-/cost-sensitive. Could PF tests reveal recruits’ level of conditioning and predict PAT scores in frugality? PURPOSE: Identify relationships between selected PF components’ scores and PAT performance on City of Hialeah’s Fire Department’s (HFD) specific PAT. METHODS: Forty-five FF (age 26±5SD) performed a battery of PF tests …

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Handgrip Strength And Vo2max Trends In Police Cadets: A Case Study, Kendrick Morris, Filip Kukic, Nenad Koropanovski, Andreas Stamatis Dr., Zacharias Papadakis Feb 2021

Handgrip Strength And Vo2max Trends In Police Cadets: A Case Study, Kendrick Morris, Filip Kukic, Nenad Koropanovski, Andreas Stamatis Dr., Zacharias Papadakis

International Journal of Exercise Science: Conference Proceedings

Among other components of physical fitness, performance on tactical tasks depends on cardiorespiratory endurance (CE) and muscular strength (MS). Police academies’ curriculum aim to increase cadets’ CE and MS, with males outscoring females in both tests. Curricula should assist cadets to adopt and adhere to a physically-active lifestyle while in the academy and upon graduation, for both health-related benefits and success in their tactical tasks. PURPOSE: To explore both CE-MS and sex trends between a four-year curriculum. METHODS: Retrospective data of 98 males and 79 females analyzed. Besides the senior year, cadets receive physical education classes. This serves as the …

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United States Special Operations Command South Training Program’S Effectiveness: A Case Study, Gene Hansen, Steve Fell, Jarrod Lubbers, Mindy Langlois, Jacob Talcott, Andreas Stamatis, Zacharias Papadakis Feb 2021

United States Special Operations Command South Training Program’S Effectiveness: A Case Study, Gene Hansen, Steve Fell, Jarrod Lubbers, Mindy Langlois, Jacob Talcott, Andreas Stamatis, Zacharias Papadakis

International Journal of Exercise Science: Conference Proceedings

United States Special Operations Command South (SOCSOUTH) plans and coordinates Special Operations to find and fix threats and enable the Interagency, Intelligence Community, and Partner Nations to counter threats to US interests, maintain regional stability and compete in a complex environment. Physical readiness, performance optimization, and injury prevention are critical to the individual operator. SOCSOUTH has allocated significant financial resources associated with operational training and human performance programs in order to improve and maintain operators’ tactical and physical readiness. Whether these efforts are pointed to the right direction are under evaluation. PURPOSE: To evaluate the effectiveness of a 3 months’ …

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Fear Of Covid-19 And Adherence To Lockdown Deteriorated Police Cadets’ Handgrip Strength Relative To Bmi, Courtnie R. Moodie, Filip Kukic, Nenad Koropanovski, Ana Vesković, Nicola Petrović, Andreas Stamatis Dr., Zacharias Papadakis Feb 2021

Fear Of Covid-19 And Adherence To Lockdown Deteriorated Police Cadets’ Handgrip Strength Relative To Bmi, Courtnie R. Moodie, Filip Kukic, Nenad Koropanovski, Ana Vesković, Nicola Petrović, Andreas Stamatis Dr., Zacharias Papadakis

International Journal of Exercise Science: Conference Proceedings

Due to COVID-19 pandemic, police academies enforced lockdowns to protect cadets’ well-being. Fear of health issues (e.g., perceived severity) influences ones’ adherence (e.g., readiness to act) to changes in exercise behavior. According to WHO, modifications in exercise behavior during the pandemic influence health status. A well-established clinical health marker is the handgrip strength relative to body mass index (HSR). The relationship between fear and physical well-being during COVID-19 is still under investigation. The mediating effect of adherence to COVID-19 restrictions on the fear-health status relationship in police cadetsis unknown. PURPOSE: To explore a) the fear-HSR relationship and …

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Covid-19 Adherence To Physical Activity Guidelines Moderates The Mental Health/Toughness Relationship On Black/Hispanic Females, Melissa Dorvily, Michelle Etchebaster, Andreas Stamatis Dr., Jeff S. Forsse, Tal Amasay, Zacharias Papadakis Feb 2021

Covid-19 Adherence To Physical Activity Guidelines Moderates The Mental Health/Toughness Relationship On Black/Hispanic Females, Melissa Dorvily, Michelle Etchebaster, Andreas Stamatis Dr., Jeff S. Forsse, Tal Amasay, Zacharias Papadakis

International Journal of Exercise Science: Conference Proceedings

Physical activity (PA) improves mental health (MH). Mental toughness (MT) positively correlates to MH. Only 45% of Hispanics and Blacks over 18 years and less than 40% of US females meet the ACSM PA guidelines. PA has been decreasing during the COVID-19. PURPOSE: Investigate during the pandemic the effect of PA adherence on the MT-MH relationship on previously physically active, Black and Hispanic females. METHODS: Fifteen females (age 21.3±3.6 yr), six Hispanic and nine Black, who met the ACSM guidelines before the pandemic, completed the Mental Health Continuum and Mental Toughness Index inventories, while reporting their PA habits during …

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Physical Inactivity During Covid-19 Moderates Body Fat Percentage - Relative Handgrip Strength Relationship On Black Females., Michelle Etchebaster, Melissa Dorvily, Andreas Stamatis, Jeff S. Forsse, Tal Amasay, Zacharias Papadakis Feb 2021

Physical Inactivity During Covid-19 Moderates Body Fat Percentage - Relative Handgrip Strength Relationship On Black Females., Michelle Etchebaster, Melissa Dorvily, Andreas Stamatis, Jeff S. Forsse, Tal Amasay, Zacharias Papadakis

International Journal of Exercise Science: Conference Proceedings

Metabolic syndrome (MetS) prevalence is high in Blacks. Physical inactivity is among the contributing factors of MetS development. Relative handgrip strength (HSR), divided by body mass index, is negatively linked to MetS. Increased body fat percentage (BF%) worsens HSR and contributes to MetS. Physical activity (PA) improves related-MetS risk factors. Only 45% of Blacks over 18 years and less than 40% of US females are meeting the ACSM PA guidelines. During COVID-19 PA levels have been decreasing, while stress has been increasing. Such a phenomenon may contribute to MetS due to a change in BF%-HSR dynamics. …

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Wnt/Β-Catenin And Androgen Receptor Signaling Increase Following High Load Resistance Exercise Without Elevations In Serum/Muscle Testosterone Or Androgen Receptor Content, Thomas D. Cardaci, Steven B. Machek, Dylan T. Wilburn, Jeffery L. Heileson, Darryn S. Willoughby Feb 2021

Wnt/Β-Catenin And Androgen Receptor Signaling Increase Following High Load Resistance Exercise Without Elevations In Serum/Muscle Testosterone Or Androgen Receptor Content, Thomas D. Cardaci, Steven B. Machek, Dylan T. Wilburn, Jeffery L. Heileson, Darryn S. Willoughby

International Journal of Exercise Science: Conference Proceedings

PURPOSE: The purpose of this study was 1) to determine the effect of single bouts of volume- and intensity-equated low (LL) and high load (HL) full-body resistance exercise (RE) on AR-DNA binding, serum/muscle testosterone and dihydrotestosterone, muscle androgen receptor (AR), and AR-DNA binding and 2) to determine the effect of RE on sarcoplasmic and nucleoplasmic β-catenin concentrations in order to determine their impact on mediating AR-DNA binding in the absence/presence of serum/muscle androgen and AR protein. METHODS: In a cross-over design, ten resistance-trained males completed volume- and intensity-equated LL and HL full-body RE. Blood and muscle samples were …

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February Agenda, Wku Graduate Council Feb 2021

February Agenda, Wku Graduate Council

Graduate School

Meeting agenda which includes January 14 meeting minutes, graduate council curriculum report tracking and graduate enrollment report.

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