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Articles 6241 - 6270 of 9135

Full-Text Articles in Medicine and Health Sciences

Sex Differences In Aortic Stiffness, 24-Hour Aortic Blood Pressure, And Cardiac Deformation In Marathon Runners, J. Augustine, W. Lefferts, J. Deblois, T. Barreira, K. Liu, B. Taylor, K Heffernan May 2018

Sex Differences In Aortic Stiffness, 24-Hour Aortic Blood Pressure, And Cardiac Deformation In Marathon Runners, J. Augustine, W. Lefferts, J. Deblois, T. Barreira, K. Liu, B. Taylor, K Heffernan

International Journal of Exercise Science: Conference Proceedings

Please see the pdf version of the abstract.


Beetroot Juice Supplementation Lowers Oxygen Cost Of Vigorous Intensity Aerobic Exercise In Trained Endurance Athletes, N. Ashton, E. Lind, J. Fiddler, R. Fiddler May 2018

Beetroot Juice Supplementation Lowers Oxygen Cost Of Vigorous Intensity Aerobic Exercise In Trained Endurance Athletes, N. Ashton, E. Lind, J. Fiddler, R. Fiddler

International Journal of Exercise Science: Conference Proceedings

Please see the pdf version of the abstract.


The Relationship Between Waist Circumference And Anaerobic Power Output In College Students, C. Appleman, C. Croall, J. Andreacci May 2018

The Relationship Between Waist Circumference And Anaerobic Power Output In College Students, C. Appleman, C. Croall, J. Andreacci

International Journal of Exercise Science: Conference Proceedings

Please see the pdf version of the abstract.


Case Study: Monitoring Sleeping Patterns Of A Boy With Duchenne Muscular Dystrophy And His Caregivers, J. Anning, M. Feltman, N. Little, Z. Zhu, A. Kelleher, R. Bendixen May 2018

Case Study: Monitoring Sleeping Patterns Of A Boy With Duchenne Muscular Dystrophy And His Caregivers, J. Anning, M. Feltman, N. Little, Z. Zhu, A. Kelleher, R. Bendixen

International Journal of Exercise Science: Conference Proceedings

Please see the pdf version of the abstract.


Structural Variations In Circulating Lipopolysaccharide May Increase Severity Of Exercise-Induced Heat Illness, Skylar Wright May 2018

Structural Variations In Circulating Lipopolysaccharide May Increase Severity Of Exercise-Induced Heat Illness, Skylar Wright

University Scholar Projects

Previous investigations at the Falmouth Road Race (FRR; Falmouth, MA) suggest that combined exercise, heat, and dehydration stress increase circulating lipopolysaccharide, associated binding proteins, and downstream immune signaling. Lipopolysaccharide (LPS), a component of gram-negative bacterial membranes, may be released into circulation from the gut with increased gastrointestinal permeability observed post-exercise. Circulating LPS activates host immune cell signaling that can lead to inflammatory responses that upregulate pro-inflammatory gene expression (eg TNF-α, IL-1β), which if unchecked, may lead to pathophysiology (eg cell pyroptosis, exertional heat stroke (EHS), and sepsis). While subjects of the 2015 FRR (n=30) had elevated core temperature …


Effects Of Heart Rate Variability-Guided Prescription On The Physiological Outcomes Of Crossfit Training, Nicholas B. Drake May 2018

Effects Of Heart Rate Variability-Guided Prescription On The Physiological Outcomes Of Crossfit Training, Nicholas B. Drake

Electronic Theses & Dissertations

Purpose: The purpose of this investigation is to determine the effectiveness of heart-rate variability as a monitoring and intensity-prescription tool for CrossFit.

Methods:Twenty-five recreational trained males and females were randomized into two groups, experimental (EXP) and control (CON) prior to the intervention. Prior to any assessments, all participants established a 14-day baseline period for their morning heart-rate variability. Both groups underwent pre-training assessment for work capacity, whole body strength, maximal oxygen consumption and body composition. All participants followed a 21-day training program followed by another week of testing, repeated twice. During the training, a rolling seven-day average of …


Validity And Reliability Of The Ymca Submaximal Cycle Test Using An Electrically Braked Ergometer, Justin Kidd May 2018

Validity And Reliability Of The Ymca Submaximal Cycle Test Using An Electrically Braked Ergometer, Justin Kidd

Senior Honors Projects, 2010-2019

Purpose: To test the effect of using an electrically braked ergometer on the validity and reliability of the YMCA submaximal cycle test.

Methods: 22 male and 13 female subjects ages 19 to 31 completed one maximal treadmill test and four submaximal cycle tests to measure and estimate VO2max, respectively. The maximal tests involved recording heart rate and VO2 during graded exercise until volitional fatigue; an actual max was verified when two out of the following criteria: respiratory Exchange Ratio > 1.1, VO2 plateau (< 150 ml/min increase in VO2 during final stage), and achievement of 90% age-predicted HR max (or completed …


An Athletic Training Portfolio: 3 Case Studies, Kristen Dawson May 2018

An Athletic Training Portfolio: 3 Case Studies, Kristen Dawson

Senior Honors Projects, 2010-2019

The purpose of this portfolio is to convey the mechanism, evaluation process, and rehabilitation plan for three orthopedic injuries occurring over the course of the past two years. Each case presents patients with whom I played a role in their care, progressively increasing my involvement as I grew and learned professionally. The cases include background information and case descriptions of three individual patients, their evaluation and rehabilitation plans are included. The first case discusses an athlete with a lumbar disc herniation that underwent a microdiscectomy. This case study was revised from it’s original version and submitted to the National Athletic …


Non-Linear Analysis Of Visual-Motor Tracking Pre- And Post-Heading In Collegiate Female Soccer Athletes, Sonia Delbusso May 2018

Non-Linear Analysis Of Visual-Motor Tracking Pre- And Post-Heading In Collegiate Female Soccer Athletes, Sonia Delbusso

All Graduate Plan B and other Reports, Spring 1920 to Spring 2023

Context: There has been minimal examination of the long-term effects of sub-concussive events, particularly related to non-linear aspects of motor performance. Examining the structure of performance, using nonlinear techniques, following sub-concussive events may lend insight into subtle, but significant changes in motor behavior.

Objective: This study examined the effect of performing a bout of headers on visual motor control in a group of female soccer athletes. We specifically examined the amount of error during visual-motor tracking (root mean squared error; RMSE), the regularity of the movement structure (sample entropy; SampEn), and the lag present between the target signal and the …


The Effect Of Duration Of Foam Rolling On Muscle Recovery, Vincent Lam Ting Luk May 2018

The Effect Of Duration Of Foam Rolling On Muscle Recovery, Vincent Lam Ting Luk

Masters Theses, 2010-2019

PURPOSE: Foam rollers are commonly used by athletes, trainers, and therapists to accelerate muscle recovery. The current research suggests foam rolling (FR) may be beneficial in reducing muscle soreness. The objectives of this study were to determine the effect of foam rolling duration on muscle soreness and muscle function (isokinetic leg strength and muscle fatigability). METHODS: Sixteen males (age: 21.8 ± 2.5 yrs, height: 180.8 ± 8.3cm, weight: 82.5 ± 9.6kg) performed 10 sets of 10 reps at 60% 1-RM on a seated leg press machine to induce muscle soreness. For each participant, one leg received no foam rolling treatment; …


Post-Concussion Symptom Score As A Possible Predictor Of Protracted Recovery In High School Athletes, Kimberly Dawn Phillips May 2018

Post-Concussion Symptom Score As A Possible Predictor Of Protracted Recovery In High School Athletes, Kimberly Dawn Phillips

Graduate Theses

As concussion research shifts from diagnostic to managing return to play (RTF), many studies have sought to establish safe guidelines for recovery. Computer-based neuropsychological programs measure cognitive function performance typically affected by brain injury and include a self-report post-concussion symptoms scale. The use of the total score of a post-concussion symptoms scale as a possible predictor of protracted recovery in high school athletes following injury is still being researched. This study used stored data obtained from the Vanderbilt Sports Concussion Center involving concussed high school athletes with a post-concussion symptom score and subsequent documentation of recovery time. A one-way ANOVA …


The Effects Of Dietary Nitrate Supplementation On Swimming Performance In Collegiate Swimmers 2018, Christopher Daniel Mosconi May 2018

The Effects Of Dietary Nitrate Supplementation On Swimming Performance In Collegiate Swimmers 2018, Christopher Daniel Mosconi

Master's Theses

The desire for performance enhancement is a common goal amongst athletes. Recently a number of studies have reported various performance enhancing effects of dietary nitrate (NO3-) via beetroot juice (BRJ) supplementation. Research has indicated that the various performance enhancing effects of BRJ can be attributed to a decrease resting systolic blood pressure (SBP), diastolic blood pressure (DBP), and submaximal volume of oxygen consumption (VO2), while increasing vasodilation and mitochondrial efficiency. Purpose: The purpose of this study was to investigate whether BRJ supplementation improves swimming performance in collegiate level swimmers. Methods: Eight collegiate trained swimmers underwent a double-blind 5-day chronic supplementation …


Aspects Of Weight Management In Ncaa Division Iii Collegiate Wrestlers 2018, Matthew Martone B.S., Cscs May 2018

Aspects Of Weight Management In Ncaa Division Iii Collegiate Wrestlers 2018, Matthew Martone B.S., Cscs

Master's Theses

Objective: The purpose of this study was to observe the weight management habits of division III collegiate wrestlers during the week leading up to a competition. Methods: Subjects reported to the lab on Monday morning after an overnight fast. Subjects were measured for height and weight and were asked to provide urine and blood samples for analysis of hydration and creatine kinase activity, respectively. Throughout the week, subjects were weighed in and out of practice to monitor daily weight fluctuations. Subjects also self-recorded all food and drink consumption throughout the 5-day period. On Saturday morning, approximately 1 hour before weigh-ins …


The Effects Of Surface Pace In Baseball, Jason Farlow May 2018

The Effects Of Surface Pace In Baseball, Jason Farlow

Senior Theses

A baseball travels across different surfaces at different paces. The goal of this experiment is to find a percentage difference in speeds the ball will reflect off a given surface. The energy lost on the turf surface was far more significant than on dirt surface as the turf lost an average of 26% of its energy as compared to just 16% of the energy on dirt. In the Northwest conference, teams play on four turf-based infields and five dirt-based infields. The results of this study suggest that kinetic friction forces are more significant in reducing ball rebound speed than in …


The Effects Of A Low Dose Of Caffeine On Bat Swing Performance In Fatigued And Non-Fatigued Female Softball Athletes 2018, Brianna Ferchen May 2018

The Effects Of A Low Dose Of Caffeine On Bat Swing Performance In Fatigued And Non-Fatigued Female Softball Athletes 2018, Brianna Ferchen

Master's Theses

Objective: The purpose of this study was to determine if caffeine ingestion decreased time to contact (TTC), and increased peak hand speed (HS), peak bat barrel speed (BS), and power (P) during a softball bat swing by fatigued and non-fatigued female athletes from an NCAA Division III varsity softball team. Methods: A randomized, single blind counterbalanced design was used to determine if 200 mg of caffeinated gum produced an ergogenic effect on nine female softball players (mean ± SD; age: 19.4 ± 0.7 yrs; height: 169 ± 6 cm; weight: 76.85 ± 10.82 kg) during a softball swing after chewing …


Effects Of Competition Variables And Prior Attempts On Approach Run Velocity During A Pole Vaulter's Final Clearance 2018, Nathaniel S. Ashton May 2018

Effects Of Competition Variables And Prior Attempts On Approach Run Velocity During A Pole Vaulter's Final Clearance 2018, Nathaniel S. Ashton

Master's Theses

Approach run velocity of a vaulter is strongly correlated to the highest height a vaulter clears in pole vault competition and the number of attempts taken throughout a competition influences pole vault strategy. Since approach run velocity greatly affects the crossbar height cleared and number of attempts affects time spent in the competition, perhaps a better approach to determine optimal competition strategy is to first identify how competition variables influence approach run velocity. The purpose of this study was to determine if the approach run velocity during a pole vaulter’s last clearance can be predicted by: (1) the number of …


The Relationship Between Stryd Power And Running Economy In Well-Trained Distance Runners 2018, Casey Austin May 2018

The Relationship Between Stryd Power And Running Economy In Well-Trained Distance Runners 2018, Casey Austin

Master's Theses

A novel running wearable called the Stryd Summit footpod attaches to a runner’s right or left shoe and measures running power output. The developers of the product purport that the footpod’s power and form power measures may correlate with metabolic data gathered in a lab. PURPOSE: Explore the relationship between power output and running economy at threshold pace. METHODS: Seventeen well-trained distance runners, 9 males and 8 females, completed a running protocol at threshold pace. Participants ran two discontinuous four-minute stages: one with their self-selected cadence (SS), and one with cadence lowered by 10% (LC). Metabolic data, power, and form …


Bridging The Ncaa's Accident Insurance Coverage Gaps? A Deep Dive Into The Uncertainties Of Injury Coverage In College Contact Sports, And The Impact That Has On Athletes' Future Physical And Financial Comfort, Nicole Kline May 2018

Bridging The Ncaa's Accident Insurance Coverage Gaps? A Deep Dive Into The Uncertainties Of Injury Coverage In College Contact Sports, And The Impact That Has On Athletes' Future Physical And Financial Comfort, Nicole Kline

Journal of Law and Health

This Note analyzes the flaws in the NCAA’s current accidental injury health coverage policies for student-athletes and suggests ways to remedy the issues that plague student-athletes incurring serious injuries that may not be covered under current policies. Part I of this Note outlines the history of the NCAA and the policies relevant to the issues with accidental injury coverage currently in place. Part II looks at the significance of these coverage gaps in today’s world of modern medicine and technology as well as the impact they have on the everyday life of college athletes. Part III suggests solutions to bridge …


Relationships Among Actual Motor Competence, Perceived Motor Competence And Health-Related Fitness In A College-Aged Population 2018, Samantha Moss May 2018

Relationships Among Actual Motor Competence, Perceived Motor Competence And Health-Related Fitness In A College-Aged Population 2018, Samantha Moss

Master's Theses

Purpose: The purpose of this study was to assess relationships among actual motor competence, perceived motor competence, and health-related fitness in a college-aged population. Methods: A total of 76 participants from SUNY Cortland enrolled in an undergraduate Kinesiology course completed an informed consent form. Total data were obtained on 71 participants (male = 53; female = 18). Perceived motor competence (PMC) was assessed via the Physical Self Perception Profile questionnaire, which participants completed one week prior to remaining assessments. Motor competence (MC) was assessed by maximum throw and kick speed as well as maximum distance jumped. Health-related fitness (HRF) was …


Comparison Of Psychological States Of Runners Within Urban And Rural Environments, Christian Demastus May 2018

Comparison Of Psychological States Of Runners Within Urban And Rural Environments, Christian Demastus

Honors Theses

With the research on persons health and well being increasing within the past years, new questions have emerged on if certain environments can also benefit along with exercise. This study looked at the different psychological states of endurance runners as they run in urban environments and transition into rural settings. The results of this study showed significant differences between urban and rural environments. Also showed increased focus going downhill in nature and greater inward attention while moving uphill in nature. With the findings from this study, it explains why runners choose to run or train where they do.


Optimizing High-Speed Exercise Performance : Effect Of Load., Ling Bai May 2018

Optimizing High-Speed Exercise Performance : Effect Of Load., Ling Bai

Electronic Theses and Dissertations

The purpose of this study was to identify an optimal load for the knee extension exercise done with Impulse (Newnan, GA). Forty-one women and twenty-nine men made six laboratory visits, including two familiarization sessions of the knee extension exercise and four real workout sessions which entailed four 30-second exercise sets, separated by 120-second rests, against four different loads (0Kg, 3.41Kg, 5.68Kg, 7.95Kg). A Latin Squares design was used to counterbalance the sequence of the sets. Average force (AF), peak force (PF), total work (TW), Impulse value, and the number of knee extension repetitions were each analyzed with a 2 (gender) …


Supplemental Training And Injury Prevention In The Sport Of Ultra-Running, Jessica M. Heidebrink May 2018

Supplemental Training And Injury Prevention In The Sport Of Ultra-Running, Jessica M. Heidebrink

Senior Honors Theses

By definition, ultra-marathon running is a sport that covers any distance above the 26.2-mile marathon distance in a single race. The mountains of Virginia host many ultra-marathon races that attract endurance runners from all over the nation to participate. Training is an essential component of running an ultra. Although there is not one specific way to train for an ultra, there is research that correlates the success of the top ultra-runners and their training preferences regarding supplemental training and injury prevention. To gain a more complete understanding of how to prepare for a successful ultra-marathon, an online survey was created …


Sex Differences In Lower Limb Biomechanics During A Single-Leg Cut With Body Borne Load, Auralea Carylon Fain May 2018

Sex Differences In Lower Limb Biomechanics During A Single-Leg Cut With Body Borne Load, Auralea Carylon Fain

Boise State University Theses and Dissertations

Introduction: Musculoskeletal injuries are ever-increasing in military personnel, particularly females. These musculoskeletal injuries are attributed to adaptations in lower limb biomechanics while performing routine military tasks, such as a single-leg cut, with the addition of body borne load. However, it is unknown if females and males exhibit similar lower limb biomechanics with the addition of body borne load during these tasks. This study sought to compare the lower limb biomechanical adaptations exhibited by females and males performing a single-leg cut with body borne load. Methods: Eleven females and 17 males had lower limb biomechanics quantified during a single-leg cut with …


The Effects Of Mild Dehydration On Cycling Performance In The Heat, Elika Hamer May 2018

The Effects Of Mild Dehydration On Cycling Performance In The Heat, Elika Hamer

Health, Human Performance and Recreation Undergraduate Honors Theses

Abstract

Introduction: Hypohydration exceeding 2% of body mass (bm), affected by heat and thirst level, leads to decreased athletic performance. Both physiological and psychological factors of dehydration have an impact on an athlete’s perceived performance. However, it is unclear whether the effects of psychological, physiological, or both have a negative impact on athletic performance caused by mild hypohydration. Purpose: The purpose of this study was to determine if mild hypohydration affects exercise performance in trained cyclists while blinding their hydration state. Methodology: Eleven competitive male cyclists participated in two blinded experimental trials, hypohydrated and euhydrated states by intra-venous infusions. The …


Transformational Leadership In Club Sports: An Instrument For Evaluation And Assessment, Nathan Shelby Hutchens May 2018

Transformational Leadership In Club Sports: An Instrument For Evaluation And Assessment, Nathan Shelby Hutchens

Graduate Theses and Dissertations

Campus Recreation and its programs can be used as a way to combat the national trends of decreasing enrollment and retention (Weaver, Forte, & McFadden, 2017; Kampf & Teske, 2013). In fact, 62% of students indicate that Campus Recreation programs are a factor when choosing an institution and 67% indicate that recreation programs were a factor when deciding to stay at a particular institution (Forrester, 2014). As a program within Campus Recreation, Club Sports specifically is perceived to have the greatest health and wellbeing benefits out of all Campus Recreation programming (Lower, Turner, & Petersen, 2013). Due to the voluntary …


Ecg Measurement Parameters Of Athletes Are Reliable When Made With A Smartphone Based Ecg Device, Andrew Gilliland, Mark Timmons, Jeffrey K. Harris, Stephen M. Petrany, Terry A. Shepherd, Grant S. Buchanan, Nicole Decker, Charles Giangarra Apr 2018

Ecg Measurement Parameters Of Athletes Are Reliable When Made With A Smartphone Based Ecg Device, Andrew Gilliland, Mark Timmons, Jeffrey K. Harris, Stephen M. Petrany, Terry A. Shepherd, Grant S. Buchanan, Nicole Decker, Charles Giangarra

Marshall Journal of Medicine

Pre-participation cardiac screening including electrocardiogram (ECG) is a subject of controversy among sports medicine practitioners. Opponents of pre-participation ECG screen site concerns regarding the cost and accuracy of the testing. Recently, a single lead ECG accessory has become available for use with smartphones. The purpose of this study was to evaluate the between and within rater validity and reliability of the Kardia device in recording the ECG parameters rate, rhythm, and PR, QRS, and QT intervals. The ECG parameter made with the smartphone were also compared to same measures made using a 12 lead electrocardiograph.

This investigation used a repeated …


Cognitive Changes Following Multiple-Modality Exercise And Mind-Motor Training In Older Adults With Subjective Cognitive Complaints: The M4 Study, Narlon Cassio Boa Sorte Silva, Dawn P. Gill, Adrian M. Owen, Teresa Liu-Ambrose, Vladimir Hachinski, Ryosuke Shigematsu, Robert Petrella Apr 2018

Cognitive Changes Following Multiple-Modality Exercise And Mind-Motor Training In Older Adults With Subjective Cognitive Complaints: The M4 Study, Narlon Cassio Boa Sorte Silva, Dawn P. Gill, Adrian M. Owen, Teresa Liu-Ambrose, Vladimir Hachinski, Ryosuke Shigematsu, Robert Petrella

Lifestyle Research Team

Background

We investigated the effects of multiple-modality exercise with additional mind-motor training on cognition in community-dwelling older adults with subjective cognitive complaints.

Methods

Participants (n = 127, mean age 67.5 [7.3] years, 71% women) were randomized to receive 45 minutes of multiple-modality exercise with additional 15 minutes of either mind-motor training (M4, n = 63) or control (balance, range of motion and breathing exercises [M2, n = 64]). In total, both groups exercised 60 minutes/day, 3 days/week, for 24 weeks. Standardized global cognitive functioning (GCF), concentration, reasoning, planning, and memory were assessed at 24 weeks and after a 28-week no-contact …


Cognitive Changes Following Multiple-Modality Exercise And Mind-Motor Training In Older Adults With Subjective Cognitive Complaints: The M4 Study, Narlon Cassio Boa Sorte Silva, Dawn P. Gill, Adrian M. Owen, Teresa Liu-Ambrose, Vladimir Hachinski, Ryosuke Shigematsu, Robert Petrella Apr 2018

Cognitive Changes Following Multiple-Modality Exercise And Mind-Motor Training In Older Adults With Subjective Cognitive Complaints: The M4 Study, Narlon Cassio Boa Sorte Silva, Dawn P. Gill, Adrian M. Owen, Teresa Liu-Ambrose, Vladimir Hachinski, Ryosuke Shigematsu, Robert Petrella

Lifestyle Research Team

Background

We investigated the effects of multiple-modality exercise with additional mind-motor training on cognition in community-dwelling older adults with subjective cognitive complaints.

Methods

Participants (n = 127, mean age 67.5 [7.3] years, 71% women) were randomized to receive 45 minutes of multiple-modality exercise with additional 15 minutes of either mind-motor training (M4, n = 63) or control (balance, range of motion and breathing exercises [M2, n = 64]). In total, both groups exercised 60 minutes/day, 3 days/week, for 24 weeks. Standardized global cognitive functioning (GCF), concentration, reasoning, planning, and memory were assessed at 24 weeks and after a 28-week no-contact …


The Impact Of Blood Pressure Dipping Status On Cognition, Mobility And Cardiovascular Health In Older Adults Following An Exercise Program, Narlon Cassio Boa Sorte Silva, Michael A. Greagory, Dawn P. Gill, Cheri L. Mcgowan, Robert Petrella Apr 2018

The Impact Of Blood Pressure Dipping Status On Cognition, Mobility And Cardiovascular Health In Older Adults Following An Exercise Program, Narlon Cassio Boa Sorte Silva, Michael A. Greagory, Dawn P. Gill, Cheri L. Mcgowan, Robert Petrella

Lifestyle Research Team

Objectives: To determine whether a dual-task gait and aerobic exercise intervention differentially impacted older adults with normal blood pressure (BP) dipping status (dippers) compared to those with nondipping status (nondippers).

Methods: This study was a secondary analysis involving participants (mean age = 70.3 years, 61% women) who attended a laboratory-based exercise intervention over a 6-month period (40 min/day and 3 days/week). Participants were assessed in measures of cognition, mobility, and cardiovascular health at baseline, 3, 6, and 12 months (after a 6-month no-contact follow-up).

Results: We observed improvements in cognition in both groups at 6 and 12 months, although no …


Plantar Fasciitis: Platelet Rich Plasma Vs. Corticosteroid Injection, Hailey Ebacher Apr 2018

Plantar Fasciitis: Platelet Rich Plasma Vs. Corticosteroid Injection, Hailey Ebacher

Undergraduate Research Celebration 2018

No abstract provided.