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Acute Vs. Chronic Citrulline Malate Supplementation On Muscle Fatigue, Alyssa N. Fick, Tyler M. Farney, Matthew S. Stone, Robert J. Kowalsky, Christopher M. Hearon Feb 2020

Acute Vs. Chronic Citrulline Malate Supplementation On Muscle Fatigue, Alyssa N. Fick, Tyler M. Farney, Matthew S. Stone, Robert J. Kowalsky, Christopher M. Hearon

International Journal of Exercise Science: Conference Proceedings

Citrulline malate has been proposed to aid in reducing fatigue by increasing blood flow through promoting an increase in the nitric oxide synthase pathway along with the ability to remove ammonia and lactate accumulations. Results on the effectiveness of an acute supplementation are mixed, but it is proposed that regular consumption may help to attenuate the onset of fatigue during exercise. PURPOSE: To investigate the effects of acute and chronic citrulline malate supplementation on fatigue rate of the quadriceps. METHODS: Recreationally trained males (n=18, 24±5 yr, 83±14 kg, 174±6 cm) participated in seven testing sessions. The familiarization …

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Call For Advanced Training And Diet Programs Due To High Metabolic Demands Of Firefighting, Andrew E. Gonzalez, Matthew J. Mcallister Feb 2020

Call For Advanced Training And Diet Programs Due To High Metabolic Demands Of Firefighting, Andrew E. Gonzalez, Matthew J. Mcallister

International Journal of Exercise Science: Conference Proceedings

Firefighters (FF) require high levels of muscular strength and cardiovascular fitness in order to meet the demands of firefighting. The National Fire Protection Association reported FF in the US are not meeting health and fitness recommendations, which results in poor simulated and on-duty occupational performance. PURPOSE: to examine the demands and stress placed on FF during a series of simulated FF specific physical tasks and identify potential strategies to improve FF specific performance variables. METHODS: Twenty apparently healthy male professional structural FF completed a battery of nine FF specific exercises/movements during a simulated fire ground test (FGT). The exercise included …

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Comparison Of Handedness, Athleticism, And Time To Position Under A Paired Sight Trial, Kadi Shipman, David Cutton Ph.D., Daniel Joseph Burt Feb 2020

Comparison Of Handedness, Athleticism, And Time To Position Under A Paired Sight Trial, Kadi Shipman, David Cutton Ph.D., Daniel Joseph Burt

International Journal of Exercise Science: Conference Proceedings

Proprioception is defined as the process of taking in and analyzing information about the position of the body. Proprioception can be tested by excluding the visual sense and performing arm movements in a repetitive manner. An arm kinesthesiometer, used to test proprioception, is a device that measures the angle of movement around a joint in 1 degree increments and allows both active and passive movement. PURPOSE: The purpose of the study was to determine whether sighted individuals perform better than those with occluded sight (blindfolded) due to proprioceptive awareness. METHODS: For 1 week, 92 student subjects from a …

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A Comparison Of An Aerobic Exercise Program And A Resistance Training Program On Cognitive Functioning In Healthy College Students, Samantha H. Gonzalez, Amber M. Shipherd, Tyler Farney Feb 2020

A Comparison Of An Aerobic Exercise Program And A Resistance Training Program On Cognitive Functioning In Healthy College Students, Samantha H. Gonzalez, Amber M. Shipherd, Tyler Farney

International Journal of Exercise Science: Conference Proceedings

Cognitive functioning declines begin occurring as early as 30 years of age. Research has found evidence that exercise influences cognitive functioning in elderly patients with Alzheimer's and dementia. However, while cognitive functioning has often been linked to academic achievement, there is a lack of research examining exercise and cognitive functioning in young and healthy populations. Furthermore, research has found both aerobic and resistance training can impact cognitive functioning, but there is a lack of literature comparing the impact of exercise mode on cognitive functioning. PURPOSE: To explore the differences between an aerobic and resistance training program on cognitive functioning …

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Southwestern University Community Perception On The Implementation Of Active Workstations On Campus, Brianna Lombardi, Vanessa Mikan Phd, Edward Merritt Feb 2020

Southwestern University Community Perception On The Implementation Of Active Workstations On Campus, Brianna Lombardi, Vanessa Mikan Phd, Edward Merritt

International Journal of Exercise Science: Conference Proceedings

Physical inactivity is a leading health concern facing our nation. The implementation of active workstations on college campuses serves to help reduce the amount of sedentary activity and increase physical activity of the campus community. PURPOSE: To see if the Southwestern community not only utilizes active workstations, but also perceives them to have an impact on their physical activity, productivity, and stress levels. METHODS: Forty-three students and twenty faculty members participated in a questionnaire regarding the physical activity level (Godin Leisure Time Exercise Questionnaire), sedentary behavior, and perception and use of the active workstations located on campus. Student …

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Physical Fitness Sex Differences Of Rotc Cadets, Ty Hill, Andrew A. Wolfe, Matt Laurent Feb 2020

Physical Fitness Sex Differences Of Rotc Cadets, Ty Hill, Andrew A. Wolfe, Matt Laurent

International Journal of Exercise Science: Conference Proceedings

Occupational requirements of military personal necessitate optimal levels of physical fitness; suboptimal levels yield detrimental operations. Consequently, female physical readiness and abilities in comparison to the male soldier fitness level is frequently questioned. Qualitative reports denounce masculine advantages, however, quantitative measures explaining sex differences in physical fitness of military personal remains unclear. PURPOSE: Clarifying the physical fitness difference of male and female militants was the purpose of this investigation. METHODS: A Freedom of Information Act request provided the researchers with Army Physical Fitness Test (APFT) results (Raw 2-mile run, Raw 2-minute push-ups, Raw 2-minute sit-ups, Standardized 2-mile run, Standardized 2-minute …

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Fiber Type Profile And Its Relation To Wilks Coefficient In Both Male And Female Powerlifters, Steven B. Machek, Darryn Willoughby Phd, James R. Bagley, Andrew J. Galpin Feb 2020

Fiber Type Profile And Its Relation To Wilks Coefficient In Both Male And Female Powerlifters, Steven B. Machek, Darryn Willoughby Phd, James R. Bagley, Andrew J. Galpin

International Journal of Exercise Science: Conference Proceedings

While powerlifters tend to display higher fast-twitch fiber content, it is unknown if this content predicts competitive performance via Wilks coefficient. Purpose: to 1) compare the myosin heavy chain (MHC) fiber type (FT) profiles between powerlifters and sedentary controls of both sexes, and 2) determine if fast-twitch fiber content predicts Wilks coefficient. Methods: Twelve actively competing powerlifters (PL; n=6M/6F; age=21±1.0y; 3.0±1.8y competing; 7.3±6.6 meets attended) and ten sedentary controls (CON; n=5M/5F; age=19.4±2.0y) underwent vastus lateralis muscle biopsies, with samples analyzed for MHC isoform content via mixed homogenate SDS-PAGE. Individual MHC isoform differences between group and sex were analyzed using a …

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Relationship Between Muscular Performance Changes And Increases In Body Mass During Overfeeding Plus Resistance Training, Christian Rodriguez, Robert W. Smith, Matthew T. Stratton, Patrick S. Harty, Baylor A. Johnson, Jacob R. Dellinger, Marqui L. Benavides, Bradley Vincent, Abegale D. Williams, Sarah J. White, Grant M. Tinsley Feb 2020

Relationship Between Muscular Performance Changes And Increases In Body Mass During Overfeeding Plus Resistance Training, Christian Rodriguez, Robert W. Smith, Matthew T. Stratton, Patrick S. Harty, Baylor A. Johnson, Jacob R. Dellinger, Marqui L. Benavides, Bradley Vincent, Abegale D. Williams, Sarah J. White, Grant M. Tinsley

International Journal of Exercise Science: Conference Proceedings

Two critical components of muscular performance are muscular strength (e.g., the maximal load that can be lifted for a given exercise) and muscular endurance (e.g., the maximal number of repetitions that can be performed at a given load). When seeking improvements in muscular performance, it is common to employ nutritional strategies that create an energy surplus and a resultant gain in body mass. Varying rates of body mass gain are often prescribed to optimize training adaptations, including improvements in muscular performance; however, the relationship between rate of body mass gain and muscular performance improvements, if any, is not entirely clear. …

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The Effect Of Acute Consumption Of Overtime Essential Amino Acids Sports Drink On Delayed Onset Muscle Soreness In The Older Sedentary Population, Andi Johnson, Grant Wagner, Abraham Gomez, Jerene Yazzie, Klaudia Szych, Matthew A. Barlow Phd Feb 2020

The Effect Of Acute Consumption Of Overtime Essential Amino Acids Sports Drink On Delayed Onset Muscle Soreness In The Older Sedentary Population, Andi Johnson, Grant Wagner, Abraham Gomez, Jerene Yazzie, Klaudia Szych, Matthew A. Barlow Phd

International Journal of Exercise Science: Conference Proceedings

Essential amino acids are necessary for nutrition whether obtained by digestion of proteins or by oral supplementation of amino acids. The elderly experience loss of skeletal muscles and decrease in their strength and function, which can lead to poor quality of life. Increased quantity and quality of proteins stimulates muscle protein synthesis that can help combat this natural aging process. Purpose: The aim of this study was to see if consumption of essential amino acid drink high concentrations of leucin (2040 mg/serving) during exercise will attenuate the condition of Delayed Onset Muscle Soreness in the elderly. Also, we aimed to …

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Using Fitbit Competitions To Increase Physical Activity In College Students, Omar Ramirez, Vipa Bernhardt Feb 2020

Using Fitbit Competitions To Increase Physical Activity In College Students, Omar Ramirez, Vipa Bernhardt

International Journal of Exercise Science: Conference Proceedings

According to the World Health Organization (2018), physical inactivity is a leading risk factors for global mortality. Only one in four college students meet the current federal Physical Activity Guidelines for Americans of engaging in ≥150min/week of exercise (Raynor & Jankowiak, 2010). PURPOSE: The advancement of technology, especially in the acquisition of physical activity data combined with the desire for virtual social interaction, has not been studied in college students. It is unknown if physical activity trackers and accompanying mobile apps, such as Fitbit, could motivate college students to be more physically active. It was hypothesized that wearing a Fitbit …

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Relationship Between Rate And Composition Of Mass Gain During Overfeeding Plus Resistance Training, Robert W. Smith, Patrick S. Harty, Matthew T. Stratton, Jacob Dellinger, Marqui Benavides, Baylor A. Johnson, Abegale D. Williams, Sarah White, Christian Rodriguez, Bradley Vincent, Grant M. Tinsley Feb 2020

Relationship Between Rate And Composition Of Mass Gain During Overfeeding Plus Resistance Training, Robert W. Smith, Patrick S. Harty, Matthew T. Stratton, Jacob Dellinger, Marqui Benavides, Baylor A. Johnson, Abegale D. Williams, Sarah White, Christian Rodriguez, Bradley Vincent, Grant M. Tinsley

International Journal of Exercise Science: Conference Proceedings

A common goal among athletes is to gain additional body mass (BM), particularly fat-free mass (FFM), in order to improve muscle strength, power, and overall performance. Athletes typically undergo BM accretion over a specific period of time in conjunction with high-volume resistance training (RT) in order to preferentially gain FFM and promote concomitant muscular performance improvements. PURPOSE: The purpose of this study was to examine the relationship between the rate of BM gain and the proportion of BM gained as FFM versus fat mass (FM) during a 6-week period of overfeeding and resistance training. METHODS: 21 resistance-trained males …

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The Effect Of Short-Term Adventure-Sport Curriculum On The Level Of Mental Toughness Of Undergraduate Students, Katie Moscati, Jordan Boyea, Andreas Stamatis, Steven Maynard Feb 2020

The Effect Of Short-Term Adventure-Sport Curriculum On The Level Of Mental Toughness Of Undergraduate Students, Katie Moscati, Jordan Boyea, Andreas Stamatis, Steven Maynard

International Journal of Exercise Science: Conference Proceedings

Mental toughness (MT) has been associated with both higher academic and physical performance. Adventure sports studies involve exposure to exploratory and risk-taking activities aiming to facilitate positive psychological characteristics. Although such programs are frequently promoted for this purpose, there is lack of empirical evidence concerning the effects of such a curriculum on the levels of MT in undergraduate students. PURPOSE: To examine the efficacy of an adventure-sport curriculum on the levels of MT of freshmen, undergraduate students throughout their first semester in the program. Hypothesis: The MT levels of the participants increase at the end of the semester. METHODS: In …

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Physical Fitness Differences Between Rotc Ranger Challenge Cadets And Regular Rotc Cadets, Sarah Matthews, Andrew Wolfe, Matt Laurent, Andi Green, Ty Hill Feb 2020

Physical Fitness Differences Between Rotc Ranger Challenge Cadets And Regular Rotc Cadets, Sarah Matthews, Andrew Wolfe, Matt Laurent, Andi Green, Ty Hill

International Journal of Exercise Science: Conference Proceedings

Physical fitness has proven its worth for military personal, as a whole, and individually. A high physical fitness level serves as an influencing variable to completion of special military operation initiation trainings (i.e. BUD/S Training). Consequently, militant whom possess a higher level of physical fitness may gain greater occupational advancement opportunities/placement. Pre-commissioned military programs requiring rigorous physical activity participation, superior to typical physical training (PT), may yield optimal physical capacity for cadets seeking special military operations commission, and/or alternative military placement involving physically demand responsibilities. The fitness level of cadets enrolled in military programs requiring elevated PT standards compared to …

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The Effects Of A Dynamic Warm-Up On Exercise-Induced Redistribution Of Monocytes And Natural Killer Cells, Mahmoud T. Elzayat, Emily C. Lavoy Feb 2020

The Effects Of A Dynamic Warm-Up On Exercise-Induced Redistribution Of Monocytes And Natural Killer Cells, Mahmoud T. Elzayat, Emily C. Lavoy

International Journal of Exercise Science: Conference Proceedings

Proportions of leukocyte subsets in peripheral blood are altered post-exercise and return to baseline during recovery. This is caused in part by exercise-induced increases in stress hormones. Inclusion of a pre-exercise dynamic warm-up has been shown to decrease markers of cardiovascular stress during exercise. However, whether a warm-up can attenuate changes to the immune system with exercise has not yet been examined PURPOSE: To compare monocyte and natural killer (NK) cell mobilization following a bout of high intensity aerobic exercise with and without a dynamic pre-exercise warm-up. METHODS: 16 physically active adults (7 women, 27.8±4.4 years) cycled 30 …

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A Dietary Assessment Of Mid-Spectrum Chronic Kidney Disease, Kathleen E. Adair, Jeffrey S. Forsse, Matthew Peterson, Jeffery L. Heileson Feb 2020

A Dietary Assessment Of Mid-Spectrum Chronic Kidney Disease, Kathleen E. Adair, Jeffrey S. Forsse, Matthew Peterson, Jeffery L. Heileson

International Journal of Exercise Science: Conference Proceedings

Diets of adult individuals with mid-spectrum (stages III and IV) Chronic Kidney Disease (CKD) remain understudied. The 2015-2020 Dietary Guidelines for Americans food patterns based on the Recommended Dietary Allowances (RDA) in concert with the National Kidney Foundation Kidney Disease Outcomes Quality Initiative (NKF KDOQI) guidelines are advised to individuals with CKD. Estimated glomerular filtration rate (eGFR) remains the best method for tracking CKD progression, yet relationships between self-reported dietary intake and eGFR are understudied. PURPOSE: To assess the self-reported dietary pattern in patients with stage III or IV CKD in contrast to the RDA and NKF KDOQI dietary guidelines …

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Influence Of Acute Water Ingestion On Bioelectrical Impedance Analysis Estimates Of Body Composition, Jacob R. Dellinger, Baylor A. Johnson, Matthew T. Stratton, Patrick S. Harty, Marqui Benavides, Sarah White, Abegale D. Williams, Robert W. Smith, Grant M. Tinsley Feb 2020

Influence Of Acute Water Ingestion On Bioelectrical Impedance Analysis Estimates Of Body Composition, Jacob R. Dellinger, Baylor A. Johnson, Matthew T. Stratton, Patrick S. Harty, Marqui Benavides, Sarah White, Abegale D. Williams, Robert W. Smith, Grant M. Tinsley

International Journal of Exercise Science: Conference Proceedings

Body composition estimation is a significant component of health and fitness assessments. Multi-frequency bioelectrical impedance analysis (MFBIA) uses multiple electrical frequencies that travel through body tissues in order to estimate fluid content and body composition. Prior to body composition assessments, it is common to implement a wet fast (i.e., a fasting period that allows water intake); however, the influence of a wet fast as compared to a dry fast (i.e., disallowing water intake) is relatively unknown. PURPOSE: To determine the effects of acute water consumption on MFBIA body composition estimates. METHODS: A randomized crossover study was conducted in …

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Perceived Wellness Of College Professors, Faculty And Staff, Molly E. Fenoglio, Andrew A. Wolfe Feb 2020

Perceived Wellness Of College Professors, Faculty And Staff, Molly E. Fenoglio, Andrew A. Wolfe

International Journal of Exercise Science: Conference Proceedings

With the current rise in various concerning health conditions, researchers are placing greater importance on overall wellness. The World Health Organization defines wellness as a state of complete physical, mental and social well-being, and not merely the absence of disease or infirmity. Additionally, wellness is thought to be a crucial component to living a higher quality of life. Previous studies suggest that physical activity could play a large role in overall perceived wellness; however, current research has yet to explore this relationship. PURPOSE: Therefore, the purpose of the current investigation was to determine the relationship between physical wellness and the …

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Tracking Resistance Training-Induced Changes In Body Composition Via 3-Dimensional Optical Scanning, Sarah J. White, Patrick S. Harty, Matthew T. Stratton, Jacob R. Dellinger, Baylor A. Johnson, Robert W. Smith, Abegale D. Williams, Marqui L. Benavides, Grant M. Tinsley Feb 2020

Tracking Resistance Training-Induced Changes In Body Composition Via 3-Dimensional Optical Scanning, Sarah J. White, Patrick S. Harty, Matthew T. Stratton, Jacob R. Dellinger, Baylor A. Johnson, Robert W. Smith, Abegale D. Williams, Marqui L. Benavides, Grant M. Tinsley

International Journal of Exercise Science: Conference Proceedings

Tracking changes in body composition is potentially useful for monitoring health status, disease risk, and results of lifestyle interventions. In active individuals, evaluating body composition changes over time may provide useful information regarding the effectiveness of nutrition and exercise programs. PURPOSE: The purpose of this study was to compare changes in body composition estimates obtained from a 4-compartment (4C) model and a 3-dimensional optical (3DO) scanner in resistance-trained males. METHODS: Twenty resistance-trained males underwent assessments via 4C and 3DO before and after 6 weeks of supervised resistance training plus overfeeding with a high-calorie protein/carbohydrate supplement. To generate the …

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Blood Lactate Response To Active Recovery In Athletes Vs. Non-Athletes, Jessica Hinojosa, Robert J. Kowalsky, Christopher M. Hearon Feb 2020

Blood Lactate Response To Active Recovery In Athletes Vs. Non-Athletes, Jessica Hinojosa, Robert J. Kowalsky, Christopher M. Hearon

International Journal of Exercise Science: Conference Proceedings

Previous research has indicated an optimal intensity for active recovery following a bout of exercise for the removal of blood lactate to be at 80% of the individual’s lactate threshold. However, these previous research studies have relied primarily on highly trained athletes. Therefore, the 80% of lactate threshold might not be the optimal intensity for non-athlete populations attempting to recover from lactate producing exercise. Purpose: To investigate the acute blood lactate response during active recovery at 80% of lactate threshold for athletes vs. non-athletes following a vigorous bout of activity. Methods: Apparently healthy and active young adults (N=16, …

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Differences In Bone Mineral Density At The Femoral Neck And Lumbar Regions Across Female Soccer Players, Olympic Lifters And Power Lifters, Woohyoung Jeon, John Michael Harrison, Philip Stanforth, Lisa Griffin Feb 2020

Differences In Bone Mineral Density At The Femoral Neck And Lumbar Regions Across Female Soccer Players, Olympic Lifters And Power Lifters, Woohyoung Jeon, John Michael Harrison, Philip Stanforth, Lisa Griffin

International Journal of Exercise Science: Conference Proceedings

Power lifting can improve total body bone mineral density (BMD), but improvements in the regions most susceptible to injury (femoral neck and lumbar vertebrae) have not been demonstrated. Soccer players, who engage in odd-impact loading, have greater BMD at the femoral neck than sedentary controls. Olympic lifting involves both high- and odd-impact loading at the femoral neck and lumbar regions, but comparisons in BMD across sport-specific athletes have not yet been made. PURPOSE: To examine differences in total BMD and BMD at the femoral neck and lumbar vertebrae between female power lifters (PL), Olympic lifters (OL), soccer players (SP) and …

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Changes In Health And Physical Fitness Parameters After 6 Months Of High-Intensity Group Exercise In Firefighters, Matthew Sokoloski Feb 2020

Changes In Health And Physical Fitness Parameters After 6 Months Of High-Intensity Group Exercise In Firefighters, Matthew Sokoloski

International Journal of Exercise Science: Conference Proceedings

Cities annually budget thousands of dollars for rehabilitation services due to work-related injuries that affect firefighters. Proper training methods may be used as an effective preventative measure for many of the musculoskeletal injuries sustained as a first responder that are inherent with the profession. The physical demands of firefighting require that the individuals employed in this profession be, at minimum, in good physical condition. The traditionally low fitness levels and poor exercise habits of firefighters may predispose this population to an increased risk of chronic conditions, such as cardiovascular and metabolic disease. Purpose: The purpose of this study was to …

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Myogenic Regulatory Factor Expression Is Downregulated Following Formoterol Stimulation In Thyroid Hormone Depleted Skeletal Muscle, Ryan A. Gordon, Gena D. Guerin, Emily L. Zumbro, Chase M. White, Dreanna M. Mcadams, Matthew L. Sokoloski, David L. Nichols, Anthony A. Duplanty Feb 2020

Myogenic Regulatory Factor Expression Is Downregulated Following Formoterol Stimulation In Thyroid Hormone Depleted Skeletal Muscle, Ryan A. Gordon, Gena D. Guerin, Emily L. Zumbro, Chase M. White, Dreanna M. Mcadams, Matthew L. Sokoloski, David L. Nichols, Anthony A. Duplanty

International Journal of Exercise Science: Conference Proceedings

In skeletal muscle (SKM), gene expression of transcription factors regulating myogenesis are dependent on Thyroid Hormone (TH) signal transduction. Expression of myogenic regulatory factors may be altered due to dysregulated TH metabolism, which may result in SKM dysfunction and intolerance to exercise in individuals with hypothyroidism. PURPOSE: Implement an in vitro model of hypothyroidism in SKM and determine the response of myogenic regulatory factor expression during several stages of myogenesis following TH depletion. Formoterol, an exercise mimetic, was also used to examine the effects of exercise signaling on myogenesis in TH depleted cells. METHODS: Human SKM myoblasts (n …

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Evaluation Of Fat-Free Mass Characteristics At Different Adiposity Levels: Impact Of Weight Status Stratification Method, Samantha V. Narvaez, Cherilyn N. Mclester, John R. Mclester, Kyung-Shin Park, Brett Nickerson Feb 2020

Evaluation Of Fat-Free Mass Characteristics At Different Adiposity Levels: Impact Of Weight Status Stratification Method, Samantha V. Narvaez, Cherilyn N. Mclester, John R. Mclester, Kyung-Shin Park, Brett Nickerson

International Journal of Exercise Science: Conference Proceedings

The method used to stratify weight status when evaluating fat-free mass (FFM) characteristics has primarily been based upon body mass index (BMI) and not body fat percent (BF%). As a result, it is unknown whether deviations in FFM characteristics are similar when stratifying weight status based upon BMI or BF%. Purpose: The purpose of this study was to evaluate FFM characteristics at different adiposity levels when stratifying weight status via BMI and BF%. Methods: 150 adults (50% males) participated in this study. 3-compartment (3C) model body composition was based upon body density (Db) via air displacement plethysmography (ADP) …

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Effects Of A 4-Week Vibration-Induced Hamstrings Fatigue Intervention On Quadriceps Weakness After Acl Reconstruction, Timothy W. Lowe, Lisa Griffin, Robert W. Dennis, Arturo A. Arce-Esquivel, Xuanliang Neil Dong Feb 2020

Effects Of A 4-Week Vibration-Induced Hamstrings Fatigue Intervention On Quadriceps Weakness After Acl Reconstruction, Timothy W. Lowe, Lisa Griffin, Robert W. Dennis, Arturo A. Arce-Esquivel, Xuanliang Neil Dong

International Journal of Exercise Science: Conference Proceedings

Arthrogenic muscle inhibition (AMI) results from an inability to voluntarily activate all motor units in the quadriceps due to ongoing neuronal inhibition. This may be due to changes in small diameter afferent activity that increase the excitability of the flexor withdrawal pathway, causing over-excitation of the hamstrings and reciprocal inhibition of the quadriceps. Reciprocal inhibition of the quadriceps from Ia afferents of the hamstrings may be reduced with prolonged muscle vibration of the hamstrings via fatigue of the intrafusal muscle fibers. PURPOSE: To determine the effects of vibration-induced hamstring fatigue on AMI after ACL reconstruction (ACLr). METHODS: Seven adults …

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Effects Of Pre- Exercise Massage On Muscle Soreness, Alexandria Deininger, Hannah Sandmann, Valeria Romo, John D. Smith Feb 2020

Effects Of Pre- Exercise Massage On Muscle Soreness, Alexandria Deininger, Hannah Sandmann, Valeria Romo, John D. Smith

International Journal of Exercise Science: Conference Proceedings

Muscle soreness is common after intense exercise and alternative therapies are always being investigated. Some have indicated possible benefits of massage therapy but this needs to be explored further. Purpose: To determine if a pre-workout massage will help reduce muscle soreness. Methods: Twenty participants (age=30.3±6.3 yrs, ht.=167.6±11.4 cm, wt.=82.5±15.5 kg) were provided five minutes of massage on the right anterior leg and five minutes of massage on the right posterior leg. After completion of the massage, participants performed two sets of squats to a chair, first with an 8lb weight (males) or a 5 lb weight (females) to …

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Effects Of Dry Cupping On Delayed Onset Muscle Soreness And Flexibility Of The Gastrocnemius Muscle, Amy D. Morrison, Myra L. Villarreal, John D. Smith Feb 2020

Effects Of Dry Cupping On Delayed Onset Muscle Soreness And Flexibility Of The Gastrocnemius Muscle, Amy D. Morrison, Myra L. Villarreal, John D. Smith

International Journal of Exercise Science: Conference Proceedings

Limited range of motion and muscle soreness effect many people throughout their lifetime and finding relief can elevate quality of life. For decades, many claim that dry cupping therapy provides relief to soreness, tight muscles, pain, inflammation, flexibility, and helps with relaxation and performance. PURPOSE: To analyze the effects of dry cupping on delayed onset muscle soreness (DOMS) and range of motion (ROM) of the gastrocnemius muscle. METHODS: Sixteen males and 16 females (age=29±9.8 yrs, ht=68.5±4.1 in, wt=166.2±35.2 lbs) were randomly assigned to three groups: A (no exercise), B (bilateral heel raises to exhaustion), and C (right unilateral …

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The Effects Of Adhering To Acsm Physical Activity Guidelines On Female University Employees, Courtnie R. Moodie, Alexander Bassam Anderson, Quinn Astrachan, Zacharias Papadakis Feb 2020

The Effects Of Adhering To Acsm Physical Activity Guidelines On Female University Employees, Courtnie R. Moodie, Alexander Bassam Anderson, Quinn Astrachan, Zacharias Papadakis

International Journal of Exercise Science: Conference Proceedings

Despite the well-established benefits of regular physical activity (PA), 50.9% of Americans do not meet the American College of Sports Medicine (ACSM) guidelines for cardiorespiratory, resistance, and flexibility exercise. Physical inactivity, low cardiovascular fitness (CVF), obesity and body fat percentage (BF%) are risk factors for increased cardiometabolic morbidity and mortality. Universities, despite the increased educational awareness, create sedentary environments that do not promote PA, thus jeopardizing their employees’ health. PURPOSE: To educate university employees about the health-related benefits of PA and the time frame is needed to start seeing changes by meeting the minimum of the ACSM PA guidelines. …

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Validation Of Various Load-Velocity Relationships For Estimation Of Bench Press 1-Repetition Maximum, Noel F. Medrano, Kyung-Shin Park, Brett S. Nickerson Feb 2020

Validation Of Various Load-Velocity Relationships For Estimation Of Bench Press 1-Repetition Maximum, Noel F. Medrano, Kyung-Shin Park, Brett S. Nickerson

International Journal of Exercise Science: Conference Proceedings

Estimating 1-repetition maximum (1RM) by measuring mean concentric velocity (MCV)is an indirect method that has gained popularity in the field of strength and conditioning. It has previously been recommended that 4 – 6 loads ranging from 30 – 85% 1RM be used when estimating 1RM via MCV. Nonetheless, the validity of fewer loads at varying intensities is an area in need of further investigating. Purpose: The purpose of this study was to validate various load-velocity relationships to predict bench press 1RM values. Methods: 20 resistance-trained individuals (50% males) participated in this study. Warm-up sets consisted of subjects bench pressing loads …

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Evaluation Of Repetitions-To-Failure Equations In The Presence Of Male And Female Spotters, Clarissa M. Guerrero, Kyung-Shin Park, Brett S. Nickerson Feb 2020

Evaluation Of Repetitions-To-Failure Equations In The Presence Of Male And Female Spotters, Clarissa M. Guerrero, Kyung-Shin Park, Brett S. Nickerson

International Journal of Exercise Science: Conference Proceedings

One-repetition maximum (1RM) is commonly evaluated in strength and conditioning programs in order to monitor the progress of exercise prescriptions. Although the benefits of muscular strength are well-known, conducting 1RM protocols can be time consuming and is not recommended for certain populations. Alternatively, the estimation of 1RM can be completed by utilizing a repetitions-to-failure (RTF) approach. However, one area that has yet to be systematically evaluated is whether the accuracy of RTF prediction equations is influenced by the sex of a spotter during a 1RM testing protocol. Purpose: The purpose of this study was two-fold: 1) to determine whether differences …

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Development Of A Dxa-Derived Body Volume Equation In Hispanic Adults For Administering In A 4-Compartment Model, Gabriel L. Perez, Kyung-Shin Park, Brett S. Nickerson Feb 2020

Development Of A Dxa-Derived Body Volume Equation In Hispanic Adults For Administering In A 4-Compartment Model, Gabriel L. Perez, Kyung-Shin Park, Brett S. Nickerson

International Journal of Exercise Science: Conference Proceedings

The necessity of using underwater weighing (UWW) or air displacement plethysmography (ADP) for body volume (BV) restricts the use of a four-compartment (4C) model to research settings. As a result, dual energy X-ray absorptiometry (DXA) has been proposed as an alternative, which would be useful for clinical settings. Nonetheless, it is unknown whether DXA-derived BV is valid in a 4C model for Hispanics. PURPOSE: The purpose of the current study was two-fold: 1) to develop a new DXA-derived BV equation with the GE-Lunar Prodigy while utilizing UWW as a criterion and 2) cross-validate 4C models when utilizing the new DXA-derived …

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