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Full-Text Articles in Medicine and Health Sciences
Determining Validity And Reliability Of Caloric Expenditure Recorded By Wearable Technology While Walking And Running, Bianca C. Weyers, Dustin W. Davis, Nicole R. Vargas, Jorge Perdomo Rodriguez, Elias M. Malek, Katherine V. Carlos, Bryson Carrier, James W. Navalta
Determining Validity And Reliability Of Caloric Expenditure Recorded By Wearable Technology While Walking And Running, Bianca C. Weyers, Dustin W. Davis, Nicole R. Vargas, Jorge Perdomo Rodriguez, Elias M. Malek, Katherine V. Carlos, Bryson Carrier, James W. Navalta
International Journal of Exercise Science: Conference Proceedings
With growing interest in tracking exercise progress, wearable technology is increasingly popular. While heart rate and step count are typically accurate for consumer-available devices, research from our laboratory indicates that caloric expenditure is not. PURPOSE: The current investigation aimed to evaluate the validity and reliability of caloric expenditure in multiple wearable devices during a self-paced walk and run. METHODS: Ten participants were tested (5F, 5M, age = 26.9± 9.43 years, body mass = 72.64± 7.73 kg, height = 168.66± 9.37 cm). Participants were asked to wear 5 devices: 2 Garmin Instinct watches (one on each wrist), 2 Polar Vantage M2 …
The Role Of Body Fat Percentage And Vo2max In Predicting Arterial Stiffness In Female College Students, Sara Thomasson, Grant Calhoun, Natalie Pham, Kennedy Kerbs, Sofia Harman, Payton Price, Annika Grams, Ruth Larson, Isaiah Mews, Zachary Zeigler, Anthony Acevedo
The Role Of Body Fat Percentage And Vo2max In Predicting Arterial Stiffness In Female College Students, Sara Thomasson, Grant Calhoun, Natalie Pham, Kennedy Kerbs, Sofia Harman, Payton Price, Annika Grams, Ruth Larson, Isaiah Mews, Zachary Zeigler, Anthony Acevedo
International Journal of Exercise Science: Conference Proceedings
Within the college population, high blood pressure (BP), as well as obesity and sedentary lifestyles, are seen. Bodyfat influences these outcomes. Much of the literature ignores the possible effects that fitness may have on these outcomes, specifically in females. Purpose: The intent of this study was to determine if VOMAX can predict arterial stiffness after adjusting for body fat% in college females. Methods: Healthy young females were recruited from Grand Canyon University. Subjects came to the lab for a single visit for the following assessments: height, weight, waist circumference, hip circumference, aortic BP, augmentation pressure (AP), augmentation index adjusted …
Different Resistance Training Protocols During The Crunch Exercise Affect Muscle Thickness, Echo-Intensity, Load Lifted, And Perception Of Effort In Recreationally-Trained Participants., Keanna J. Sullivan, Paulo H. Marchetti
Different Resistance Training Protocols During The Crunch Exercise Affect Muscle Thickness, Echo-Intensity, Load Lifted, And Perception Of Effort In Recreationally-Trained Participants., Keanna J. Sullivan, Paulo H. Marchetti
International Journal of Exercise Science: Conference Proceedings
The correct choice of the acute variables is another important component of a resistance training (RT) session. The combination of intensity and volume is fundamental to determine the dose-response in a RT session and can induce specific metabolic and mechanical stress in the muscle. PURPOSE: The primary purpose of this study was to evaluate acute dose-response of different volume x intensity RT protocols with equated total volume (40 repetitions) during the crunch exercise on muscle thickness, echo-intensity, load lifted, and rating of perceived exertion in recreationally-trained participants. METHODS: Fifteen resistance-trained participants (23±3years, 76.4±6.5kg, 173.3±6.5cm) performed the abdominal crunch exercise …
Effect Of Device Warm-Up Time On Load-Voltage Relationship In S-Type Load Cells, Jherrica Phillips, Marcus Pulido-Ojeda, Mikaela Kirkpatrick, Ashley Landa, Eric Martin, George Beckham, Steven Kim
Effect Of Device Warm-Up Time On Load-Voltage Relationship In S-Type Load Cells, Jherrica Phillips, Marcus Pulido-Ojeda, Mikaela Kirkpatrick, Ashley Landa, Eric Martin, George Beckham, Steven Kim
International Journal of Exercise Science: Conference Proceedings
Warm up time may have an effect on voltage readings taken from s-type load cells, making prior load- voltage calibration equations inaccurate. PURPOSE: To evaluate the effect of warm up time on load- voltage relationship in s-type load cells. METHODS: Dead weight calibrations were performed on two load cells using 200kg after 15 minutes, 1 hour, and 2 hours of warm up time. A linear model was created to estimate the influence of warm up time on the load-voltage relationship (i.e. voltage = β0 + β1•load + β2•power.source(plug) + β3•time + β4•load • time.) RESULTS: Time did not affect voltage …
Body Mass Index Superior To Body Adiposity Index In Predicting Adiposity In Male Collegiate Athletes, Isaiah Mews, Payton Price, Ruthie Larson, Sofia Harman, Annika Grams, Anthony Acevedo, Zachary Ziegler
Body Mass Index Superior To Body Adiposity Index In Predicting Adiposity In Male Collegiate Athletes, Isaiah Mews, Payton Price, Ruthie Larson, Sofia Harman, Annika Grams, Anthony Acevedo, Zachary Ziegler
International Journal of Exercise Science: Conference Proceedings
BMI is moderately correlated with %Fat and has been suggested to be inadequate at predicting overfat status in male collegiate athletes.The Body Adiposity Index (BAI) is an alternative anthropometric measurement suggested to be superior to BMI at predicting adiposity but has not been well assessed within different collegiate sports. PURPOSE: The purpose of this study was to determine if BAI is superior to BMI in predicting %Fat in male collegiate athletes. METHODS: Collegiate male rugby and baseball players were invited into the laboratory for measurements of height, weight, and %Fat via BOD POD. BAI was calculated as Hip …
Measured Thoracic Gas Volume Versus Two Predictions, Jacob Mcbride, Dale R. Wagner, Steven Spencer, Bradley Penrose, Brooklyn Murri, Edward M. Heath
Measured Thoracic Gas Volume Versus Two Predictions, Jacob Mcbride, Dale R. Wagner, Steven Spencer, Bradley Penrose, Brooklyn Murri, Edward M. Heath
International Journal of Exercise Science: Conference Proceedings
Body composition, or one’s fat mass relative to total mass, is important to a person’s health and physical performance. One method to measure body composition is the Bod Pod air displacement plethysmograph. To determine body volume from the Bod Pod, thoracic gas volume (TGV), or the volume of air in the lungs during a normal breath, must be measured or predicted. PURPOSE: The intent of this study was to compare measured TGV to two predictions: one from the Bod Pod (TGVBP) that makes assumptions about functional residual capacity and tidal volume, and one from a recent publication …
Effect Of Primary Power Source On The Load Voltage Relationship In Load Cells From An Instrumented Scrum Machine, Mikaela N. Kirkpatrick, Ashley Landa, Jherrica Phillips, Marcus Pulido-Ojeda, Eric Martin, George Beckham, Steven B. Kim
Effect Of Primary Power Source On The Load Voltage Relationship In Load Cells From An Instrumented Scrum Machine, Mikaela N. Kirkpatrick, Ashley Landa, Jherrica Phillips, Marcus Pulido-Ojeda, Eric Martin, George Beckham, Steven B. Kim
International Journal of Exercise Science: Conference Proceedings
To measure force generated by rugby union players during the scrum, we instrumented a scrum machine using S-type load cells for voltage force data collection. Data collection may take place in a variety of settings with varying access to primary power. The voltage outputs from electronic equipment may change when using battery versus AC power. Purpose: To compare the load-voltage relationship in S-type load cells between wall outlet AC power and a lithium ion battery pack and inverter. Methods: Dead weight calibrations of two load cells under two power supply conditions were performed up to 200kg. Voltage data was obtained …
How Does Body Composition Predict The Performance Of Rotc Cadets On The Acft, Annika C. Grams, Ruth Larson, Payton Price, Sofia Harman, Sara Thomasson, Kaitlyn Wabakken, Katelynn Brock, Zachary Zeigler, Anthony Acevedo
How Does Body Composition Predict The Performance Of Rotc Cadets On The Acft, Annika C. Grams, Ruth Larson, Payton Price, Sofia Harman, Sara Thomasson, Kaitlyn Wabakken, Katelynn Brock, Zachary Zeigler, Anthony Acevedo
International Journal of Exercise Science: Conference Proceedings
The Army Combat Fitness Test (ACFT) is a newly developed test assessing U.S. Army soldiers' combat readiness. Body composition characteristics vary between soldiers and could affect performance outcomes. The purpose of this cross-sectional study is to determine whether fat-mass and fat-free-mass can predict performance outcomes of the ACFT in ROTC cadets. Methods: ROTC cadets (31 males, 21 females; aged 20.5 ± 2.2 years) completed the 6-event ACFT (3-repetition maximum trap-bar deadlift [MDL], standing power toss [SPT], hand-release pushups [HRPU], sprint-drag-carry shuttle run [SDC], plank [PLK], and 2-mile run [2MR]). The cadets were invited into the laboratory for measurements of anthropometrics …
Performance Gap Between Men And Women In Ironman Triathlons, Sara D. Glaser, Caio V. Sousa Dr.
Performance Gap Between Men And Women In Ironman Triathlons, Sara D. Glaser, Caio V. Sousa Dr.
International Journal of Exercise Science: Conference Proceedings
PURPOSE: The increased participation and performance improvement of women in Ironman triathlons (IM) have been showing that the performance gap with men is shorter than ever. Thus, this study aimed to explore this performance gap by discipline (swimming, cycling, and running) and age-groups. METHODS: Publicly available data from all IM events from 2002 to 2022 were used for this analysis. Each performance variable (swimming, cycling, running, and overall) were included as dependent variables in general linear model with gender and category (elite, age-groups) as independent factors. The effect size (Cohen’s d and delta percentage) was calculated for every “male vs. …
The Prevalence Of Physical Inactivity And Low Back Pain In Sedentary Office Employees: A Survey Analysis, Alyse C. Freeman, Joshua A. Cotter, Evan E. Schick, Kurt A. Escobar
The Prevalence Of Physical Inactivity And Low Back Pain In Sedentary Office Employees: A Survey Analysis, Alyse C. Freeman, Joshua A. Cotter, Evan E. Schick, Kurt A. Escobar
International Journal of Exercise Science: Conference Proceedings
Low back pain (LBP) is an increasingly common chronic condition and self-perceived disability that full-time sedentary employees are at risk of being exposed to. Sedentary employees are paid workers who fulfill all or most of their occupational duties seated. Currently, there is very little research available that discusses how physical inactivity affects LBP in sedentary office employees. PURPOSE: The purpose of this study is to: (1) determine the prevalence of LBP pain among sedentary office employees, (2) identify the number of sedentary employees who meet the current physical activity guidelines outlined by the American College of Sports Medicine (ACSM) …
The Relationship Between Grit And Physical Activity In Primigravida And Multigravida Pregnant Women, Lynne Bankhead, Marcus M. Lawrence
The Relationship Between Grit And Physical Activity In Primigravida And Multigravida Pregnant Women, Lynne Bankhead, Marcus M. Lawrence
International Journal of Exercise Science: Conference Proceedings
Physical activity (PA) levels decline when women become pregnant; this may differ by gravidity (number of pregnancies). Grit is a construct consisting of two facets including perseverance of effort (perseverance) and consistency of interest (consistency), and it may be predictive of PA volume and/or intensity in individuals. PURPOSE: To determine the relationship between grit and PA levels of various activity types in pregnant women, including assessing primigravida and multigravida women. METHODS: Pregnant women (n=126; 27.6 years old; 17.7 weeks gestation) in Utah, USA were assessed for grit (overall score and the consistency and perseverance facets) with the Short …
The Validity And Reliability Of The Garmin Instinct In Measuring Heart Rate, Energy Expenditure, And Steps During Skipping, Nicole Vargas, Bryson Carrier, Dustin W. Davis, Jorge Perdomo Rodriguez, Elias M. Malek, Bianca Weyers, Katherine Carlos, James W. Navalta
The Validity And Reliability Of The Garmin Instinct In Measuring Heart Rate, Energy Expenditure, And Steps During Skipping, Nicole Vargas, Bryson Carrier, Dustin W. Davis, Jorge Perdomo Rodriguez, Elias M. Malek, Bianca Weyers, Katherine Carlos, James W. Navalta
International Journal of Exercise Science: Conference Proceedings
As the use of wearable technology to monitor physical activity increases, assessment of the validity and reliability of these devices are needed. A popular device brand is Garmin. Although not a common physical activity, skipping can be included in dynamic warm-ups. PURPOSE: Therefore, the purpose of this study was to determine the validity and reliability of the Garmin Instinct in measuring caloric energy expenditure (EE), average heart rate (HR), and steps while skipping. METHODS: Ten participants (5 female, age: 27±9 years) skipped at a self-selected pace for five minutes. During that time, HR, EE, and steps were measured …
Predicting Maximal Oxygen Uptake Using The 3-Minute All-Out Test In High-Intensity Functional Training Athletes, Holli Rosas, Joshua Dexheimer, Shane J. Brinson, Robert W. Pettitt, Todd Schroeder, Brandon J. Sawyer, Edward Jo
Predicting Maximal Oxygen Uptake Using The 3-Minute All-Out Test In High-Intensity Functional Training Athletes, Holli Rosas, Joshua Dexheimer, Shane J. Brinson, Robert W. Pettitt, Todd Schroeder, Brandon J. Sawyer, Edward Jo
International Journal of Exercise Science: Conference Proceedings
Maximal oxygen uptake (VO2max) and critical speed (CS) are key fatigue-related measurements that demonstrate a relationship to one another and are indicative of athletic endurance performance. This is especially true for those that participate in competitive fitness events. However, the accessibility to a metabolic analyzer to accurately measure VO2max is expensive and time intensive, whereas CS may be measured in the field using a 3 minute all-out test (3MT). PURPOSE: Therefore, the purpose of this study was to examine the relationship between VO2max and CS in high-intensity functional training (HIFT) athletes. METHODS: Twenty-five male and …
Sled Pull Training Protocol Does Not Improve Peak Force And Increases Asymmetry In Collegiate Soccer Players, Kyra K. Parske, John A. Brasher, Robert V. Musci, Jenevieve L. Roper
Sled Pull Training Protocol Does Not Improve Peak Force And Increases Asymmetry In Collegiate Soccer Players, Kyra K. Parske, John A. Brasher, Robert V. Musci, Jenevieve L. Roper
International Journal of Exercise Science: Conference Proceedings
Speed and acceleration are trainable components that are critical determinants of success in team sports, particularly soccer. Lower extremity strength is one of many factors that determine the maximal force output and velocity of individuals, which is critical to success in sport. PURPOSE: To determine the effects of a 12-week sled pull training intervention on isometric leg strength and asymmetry. METHODS: Participants from Division 1 collegiate men (20 ± 1.5yrs, 168.28 ± 51.17cm, 73.44 ± 23.46kg) and women’s soccer (19.58 ± 1.02yrs, 167.07 ± 3.81cm, 62.46 ± 8.41kg) team performed pre-training isometric thigh pulls on force plates measuring peak force …
Sled-Pull Training Improves Maximal Horizontal Velocity In Collegiate Male And Female Soccer Players, Atithi K. Multani, John A. Brasher, Robert J. Rovetti, Junyuan Lin, Robert V. Musci, Jenevieve L. Roper
Sled-Pull Training Improves Maximal Horizontal Velocity In Collegiate Male And Female Soccer Players, Atithi K. Multani, John A. Brasher, Robert J. Rovetti, Junyuan Lin, Robert V. Musci, Jenevieve L. Roper
International Journal of Exercise Science: Conference Proceedings
The force velocity profile (FvP), which details the capacity to sprint and accelerate, is a determinant of success in soccer. To date, no data exist that details the FvP of male and female collegiate Division I soccer players. Further, there is limited insight on how training interventions may modify the FvP of either males or females. PURPOSE: The aim of this investigation was to compare FvP between collegiate male and female athletes and assess the efficacy of a 12-week sled pull training intervention. METHODS: 17 male (20.17 ± 1.38 yrs) and 12 female (19.75 ± 1.05 yrs) soccer …
The Performance Profile Of A Division I Football Team, Seth B. Long, Tyler Shumate, Dierdra K. Bycura, Scott N. Drum
The Performance Profile Of A Division I Football Team, Seth B. Long, Tyler Shumate, Dierdra K. Bycura, Scott N. Drum
International Journal of Exercise Science: Conference Proceedings
Reporting athletic performance characteristics of a Division I collegiate football team may serve to inform coaching personnel and sports performance staff about the most versatile players to utilize for various competitions. Performance data may also help guide developing athletes about benchmarks to achieve for optimal competitiveness. PURPOSE: Our aim was to observe athletic performance characteristics of and differences between designated starters (ST) vs non-starters (NST). METHODS: 44 athletes – ST (n=22) vs NST (n=22) – were selected using a convenience sample and equally distributed between offense and defense positions. Preseason performance data were analyzed related to select power, including …
Firefighter Trainee Fitness, Reasons For Academy Release, And Predictive Capabilities Of Fitness Tests, Robert G. Lockie, Fernando Montes, Robin (Rob) Marc Orr, J. Jay Dawes
Firefighter Trainee Fitness, Reasons For Academy Release, And Predictive Capabilities Of Fitness Tests, Robert G. Lockie, Fernando Montes, Robin (Rob) Marc Orr, J. Jay Dawes
International Journal of Exercise Science: Conference Proceedings
Firefighter trainees need a level of fitness to be admitted to and complete a training academy. Fitness could indicate a trainee’s likelihood of graduation. PURPOSE: Determine fitness differences between trainees who graduated (GRAD) or were released due to a) injury (RELI), b) skills test performance failures (RELP), or c) resignation (RELR); and whether fitness predicted graduation or academy release. METHODS: Data from an occupational physical ability test (OPAT) for 686 trainees were analyzed, including: Illinois agility test; push-ups; pull-ups; leg tucks; estimated maximal aerobic capacity (V̇O2max) from the multistage fitness test; backwards overhead 4.54-kg medicine ball …
The Physiological Profile Of A Blind Female Solo Ultra-Endurance Cyclist – A Novel Case Study, Jordyn M. Keddy, Scott N. Drum
The Physiological Profile Of A Blind Female Solo Ultra-Endurance Cyclist – A Novel Case Study, Jordyn M. Keddy, Scott N. Drum
International Journal of Exercise Science: Conference Proceedings
Ultra-endurance mountain biking (MTB) greater than 2,450 miles in 51 days with over 150,000 feet of elevation gain is a significant physiological and fear-inducing journey for anyone. This case study showcases the psychophysiology of a blind solo (i.e., single bike) rider (BSR) with history of traumatic brain injury (TBI) who achieved an unparalleled ride of the Tour Divide MTB route with 2 male guides (MG). PURPOSE: The primary purpose of this project was to observe the interplay between fatigue (acute training load, ATL), fitness (chronic training load, CTL), and form (training stress balance, TSB) as part of a performance management …
Sled-Pull Training Protocol Increases Critical Speed In Female Collegiate Soccer Players, Andrew J. Hartz, John A. Brasher, Jenevieve L. Roper, Robert V. Musci
Sled-Pull Training Protocol Increases Critical Speed In Female Collegiate Soccer Players, Andrew J. Hartz, John A. Brasher, Jenevieve L. Roper, Robert V. Musci
International Journal of Exercise Science: Conference Proceedings
Critical speed (CS) is the speed one can sustain while maintaining blood lactate, phosphocreatine, and oxygen uptake levels. “Distance capacity beyond CS” (D’) is the reserve an athlete can draw from to run faster than their CS. By increasing CS and D’, athletes can sustain a faster threshold pace (CS) and have a greater sprint capacity (D’). Unlike distance traveled and speed, which do not reflect the metabolic strain of an exercise, CS and D’ assess the relative intensity of an activity to provide individualized inter- and intra-competition insight. PURPOSE: This investigation evaluated CS and D’ among men and women …
The Effects Of Elevation Gain On The Pack Hike Test: Implications For Interagency Hotshot Crews, Justin Demoss, Kevin Valenzuela, Kurt A. Escobar, Evan E. Schick
The Effects Of Elevation Gain On The Pack Hike Test: Implications For Interagency Hotshot Crews, Justin Demoss, Kevin Valenzuela, Kurt A. Escobar, Evan E. Schick
International Journal of Exercise Science: Conference Proceedings
It is unknown if administering a graded load carriage task, which more closely mirrors the occupational circumstances wildland firefighters are exposed to, improves the validity of the Pack Hike Test and its’ ability to differentiate between the fitness profiles amongst Interagency Hotshots (IHC) and type 2 crews. PURPOSE: The aim of the current study was to examine the performance differences and HR responses between IHC and type 2 crews when completing a maximal effort graded load carriage task. METHODS: This study compared performance outcome measures amongst two classes of hand crews, Type 1 (IHC; n=12) and Type 2 …
How Does Diet Quality Predict The Performance Of Rotc Cadets On The Acft, Grant Calhoun, Sofia Harman, Annika C. Grams, Ruth Larson, Payton Price, Sara Thomasson, Kaitlyn Wabakken, Katelynn Brock, Zachary Zeigler, Anthony Acevedo
How Does Diet Quality Predict The Performance Of Rotc Cadets On The Acft, Grant Calhoun, Sofia Harman, Annika C. Grams, Ruth Larson, Payton Price, Sara Thomasson, Kaitlyn Wabakken, Katelynn Brock, Zachary Zeigler, Anthony Acevedo
International Journal of Exercise Science: Conference Proceedings
The Army Combat Fitness Test (ACFT) is a newly developed test assessing U.S. Army soldiers' combat readiness. The Healthy Eating Index 2015 (HEI-2015) is a questionnaire established by the USDA that quantifies overall diet quality. The HEI-2015 uses a scale of 0 to 100 with higher scores aligning more with the recommendations from the Dietary Guidelines for Americans. The HEI-2015 is comprised of 13 subcategories: Total Fruits [TF], Whole Fruits [WF], Total Vegetables [TV], Greens and Beans [GB], Whole Grains [WG], Dairy [D], Total Protein foods [TP], Seafood and Plant Proteins [SPP], Fatty Acids [FA], Refined Grains [RG], Sodium [S], …
Handgrip, Pinch Grip, And Reaction Time Of Firefighters And Police Officers, Zarmina Amin, Galilea Gutierrez, Yangmi Kang, Larissa True
Handgrip, Pinch Grip, And Reaction Time Of Firefighters And Police Officers, Zarmina Amin, Galilea Gutierrez, Yangmi Kang, Larissa True
International Journal of Exercise Science: Conference Proceedings
Handgrip strength (HGS) and pinch grip strength are related to proper hand function. Quick and accurate reaction to stimuli is critical to perceptual-motor abilities. Firefighters (FF) and police officers (PO) are routinely involved in high-intensity emergency tasks that require HGS, pinch grip strength, and reaction time (RT). PURPOSE: The purpose was to examine differences in bimanual HGS, bimanual pinch grip strength, and dominant hand RT between FF and PO in the Southwest. METHODS: Anthropometric measures of the hand were taken. HGS was measured using a hand dynamometer. Tip, key and palmar pinch grip strength were measured using a …
Maintenance Of Muscle Size And Function Following In-Season Training Of Division I Football Athletes, Sofia Guerrero, Lyric Richardson, Amy Reira, Emma Bozarth, Micheal Luera
Maintenance Of Muscle Size And Function Following In-Season Training Of Division I Football Athletes, Sofia Guerrero, Lyric Richardson, Amy Reira, Emma Bozarth, Micheal Luera
International Journal of Exercise Science: Conference Proceedings
During in-season training for collegiate athletes, there are fewer metabolically demanding resistance training sessions compared to other seasons of the programmed macrocycle. The shift of training duration and intensity for the in-season mesocycle may hinder an athlete’s ability to maintain gains from prior training cycles. In-season training commonly focuses on maintaining muscle mass and reducing the probability of atrophy. PURPOSE: The purpose of this study is to examine the potential adaptations following in-season training on muscle size and function in Division I (DI) athletes METHODS: Fifteen DI football athletes (mean ± sd; age, 20 ± 2 years; height, 189.6 ± …
Somatotyping Of Division I Athletes, Samuel J. Ramirez, Lyric D. Richardson, Amy E. Riera, Emma D. Bozarth, Micheal J. Luera, Charles M. Laurent, Natalie P. Walker
Somatotyping Of Division I Athletes, Samuel J. Ramirez, Lyric D. Richardson, Amy E. Riera, Emma D. Bozarth, Micheal J. Luera, Charles M. Laurent, Natalie P. Walker
International Journal of Exercise Science: Conference Proceedings
Somatotyping has previously examined athletes' genetic morphology. Categorization of somatotyping can be utilized in athletes for specialized, adaptive sports performance. PURPOSE: The purpose of this study was to report somatotyping differences (ectomorph, mesomorph, and endomorph) in selected Division I athletes. METHOD: 39 male football athletes and seven female softball Division I athletes were recruited for this investigation. Height (m), weight (kg), waist-to-hip ratio (cm), and a 4-site skinfold measurement was collected. Skinfold locations were recorded from the triceps (mm), subscapular (mm), supraspinal (mm), and the medial calf (mm). Biepicondylar breadth measures of the humerus (cm), and the femur (cm) were …
Effect Of Treadmill Surface Stiffness On The Running Economy Benefits Of A Highly-Cushioned Racing Shoe: A Pilot Study, Zane A. Thornton, Dustin P. Joubert
Effect Of Treadmill Surface Stiffness On The Running Economy Benefits Of A Highly-Cushioned Racing Shoe: A Pilot Study, Zane A. Thornton, Dustin P. Joubert
International Journal of Exercise Science: Conference Proceedings
Running economy (RE) is defined as the oxygen consumption (VO2) at a given running speed. The Nike Vaporfly line of racing shoes, which includes more compliant and resilient midsole foam and a carbon-fiber plate, have been shown to improve RE during treadmill testing. Previous research suggests that RE in general is worse on treadmills with stiffer running platforms. However, it is unclear if the magnitude of the RE benefits provided by these new shoes relative to a control shoe differ based on treadmill stiffness. Given that some treadmill platforms allow more flex or compliance, this may be an …
The Relationship Between Landing Mechanics And Injury Risk In Women's Collegiate Soccer Players, Shakir M. Iga, Jason B. Winchester, Frank B. Wyatt, Michael W. Olson, Jackson Brownstein, Matthew Hever, Leslie Picasio, Leslie Chaffin
The Relationship Between Landing Mechanics And Injury Risk In Women's Collegiate Soccer Players, Shakir M. Iga, Jason B. Winchester, Frank B. Wyatt, Michael W. Olson, Jackson Brownstein, Matthew Hever, Leslie Picasio, Leslie Chaffin
International Journal of Exercise Science: Conference Proceedings
Mechanical performance in landing related tasks has been suggested to be related to injury in athletic. PURPOSE: The purpose of this investigations was to assess relationships which may exist between performance in landing mechanics and injury rates throughout a women’s NCAA Division II Collegiate Soccer season. METHODS: Twenty-eight women (age 19.7±1.6 yrs, height 1.6±0.5 m, mass 63.4±7.9 kg) were assessed using the Landing Error Scoring System (LESS) test prior to a competitive season. Injury rates, types, and time lost from participation were tracked throughout the season. Injury information was coded and categorized each week in the following: acute …
Comparison Of Metabolic Variables During The 2-Minute Walk Test And 6-Minute Walk Test, Brandy Durden, Chris Engstrom, Ryan Smith, John D. Smith
Comparison Of Metabolic Variables During The 2-Minute Walk Test And 6-Minute Walk Test, Brandy Durden, Chris Engstrom, Ryan Smith, John D. Smith
International Journal of Exercise Science: Conference Proceedings
Assessing for functional mobility and fitness in deconditioned populations is common practice in many clinics. Comparison of the 2-minute walk test (2MWT) as a predictor for 6-minute walk test (6MWT) metabolic variables will save clinicians time and effort when performing baseline testing. PURPOSE: To determine if the 2MWT can be used as a viable means of accessing baseline fitness versus the 6MWT. METHODS: Ten subjects (48.3±15.7 yrs, 168.5±8.6 cm, 75.5±13.6 kg) reported on two separate days to perform the tests. Once fitted with a heart rate (HR) monitor and portable O2 analyzer, they performed either the 2MWT or …
A Pilot Study Investigating The Effects Of The Summer Rodeo Season On Functional Movement Screening Scores Of College Rodeo Athletes, Justin Stanley, Andrew A. Wolfe, Andrea Green, Jessie Ramirez, Gillian Braden, Meghan Younger
A Pilot Study Investigating The Effects Of The Summer Rodeo Season On Functional Movement Screening Scores Of College Rodeo Athletes, Justin Stanley, Andrew A. Wolfe, Andrea Green, Jessie Ramirez, Gillian Braden, Meghan Younger
International Journal of Exercise Science: Conference Proceedings
Rodeo is well known for its high-velocity, high-impact atmosphere where athletes compete against the clock and uncooperative livestock. Many rodeo competitive related injuries are associated with insufficient muscular synergy, endurance, strength, and limb flexibility. PURPOSE: The purpose of this investigation was to examine the difference between pre-summer rodeo functional movement screening (FMS) outcomes and post-summer rodeo FMS outcomes of rodeo athletes. METHODS: The researchers conducted pre-summer rodeo FMS assessments on collegiate rodeo athletes (n = 8). Athletes were instructed to complete their standard summer rodeo season without the integration of exercise modalities that may serve as corrective strategies …
Gender Difference In The Relationship Of Fatigue Index, Anaerobic Power And Capacity To Body Composition And Bone Mineral Status In Non-Athletes, Ali Mossayebi, Jehu N. Apaflo, Joshua Labadah, Victoria Rocha, Sudip Bajpeyi
Gender Difference In The Relationship Of Fatigue Index, Anaerobic Power And Capacity To Body Composition And Bone Mineral Status In Non-Athletes, Ali Mossayebi, Jehu N. Apaflo, Joshua Labadah, Victoria Rocha, Sudip Bajpeyi
International Journal of Exercise Science: Conference Proceedings
The fatigue index is considered an important indicator of anaerobic fitness. The lower the fatigue index, the greater the ability of the body to maintain its power output through an anaerobic performance. The Wingate test is widely used by coaches, athletes, and researchers to measure lower body power, anaerobic capacity, and fatigue index. Body composition is considered an important component of anaerobic fitness, it is not clear how gender may influence the relationship between body composition and anaerobic fitness. PURPOSE: The purpose of this study was to understand how gender may impact the relationship between body composition and anaerobic …
An Evaluation Of Static And Dynamic Yoga Training Programs, Garett Petty, Tomas Chapman-Lopez, Jose M. Moris, Claire Timon, Yunsuk Koh
An Evaluation Of Static And Dynamic Yoga Training Programs, Garett Petty, Tomas Chapman-Lopez, Jose M. Moris, Claire Timon, Yunsuk Koh
International Journal of Exercise Science: Conference Proceedings
While traditional yoga programs focus on static stretching and core stability, Essentrics yoga relies more heavily on full-body stretch and strengthening regiments coupled with dynamic movements such as ceiling reaches, side-to-side bends, lunges, and side leg lifts. Through the incorporation of more dynamic movements, Essentrics yoga is thought to elicit greater improvements in overall body composition, flexibility, and balance. PURPOSE: To examine the benefits of a 6-weeks long Essentrics (dynamic) program compared to standard (static) Yoga on body composition, flexibility, and balance. METHODS: Thirty-one participants (24 females and 7 males, age = 20.4 ± 0.2yrs, and BMI = 22.58 ± …