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Articles 361 - 390 of 1888
Full-Text Articles in Education
Peak Power Changes During A Countermovement Jump Following Treadmill And Cycling High-Intensity Interval Training, Michael G. Maregne, Juliet Moore, E Todd Schroeder
Peak Power Changes During A Countermovement Jump Following Treadmill And Cycling High-Intensity Interval Training, Michael G. Maregne, Juliet Moore, E Todd Schroeder
International Journal of Exercise Science: Conference Proceedings
Within activities involving jumping, peak power can be a significant factor to consider when assessing an athlete’s overall physical performance. By investigating different modalities of exercise, it is possible to discover potential benefits or flaws in certain workout regimens that may influence jump performance. In turn, this could influence how physical trainers, athletes, and recreationally active people approach their exercise routine to maximize performance. PURPOSE: The purpose of this study was to investigate the changes in peak jump power during a countermovement jump (CMJ) immediately following and 1-hour post high-intensity interval training (HIIT) using high-impact (running) and low-impact (cycling) …
The Association Between Ankle Dorisflexion And Force-Related Sport Performance Variables, Sean Conboy, Teige Barrett, Kevin Choe
The Association Between Ankle Dorisflexion And Force-Related Sport Performance Variables, Sean Conboy, Teige Barrett, Kevin Choe
International Journal of Exercise Science: Conference Proceedings
The back squat (BS) is commonly implemented in strength training programs to improve athletic performance. In order to perform the BS successfully, individuals must have adequate ankle dorsiflexion as it allows the knee to travel forward and lower the center of mass. However, it is currently unknown whether ankle dorsiflexion during the squat is associated with important sport performance variables, such as BS 1-rep max (1RM), peak ground reaction force (GRF) or rate of force development (RFD). PURPOSE: The purpose of this study was to determine the relationship between peak ankle dorsiflexion angle (DFA) and BS 1RM, peak GRF, …
The Effects Of A High Carbohydrate Vs. High Fat Pre-Fast Meal On Incretin Hormone Secretion: A Randomized Crossover Study, Parker Graves, Landon Deru, Bruce Bailey
The Effects Of A High Carbohydrate Vs. High Fat Pre-Fast Meal On Incretin Hormone Secretion: A Randomized Crossover Study, Parker Graves, Landon Deru, Bruce Bailey
International Journal of Exercise Science: Conference Proceedings
Chronic illness such as strokes, heart disease and diabetes all rank among the leading causes of death in the United States. Recently, fasting has gained popularity as a means of preventing and treating chronic illness. PURPOSE: Fasting produces multiple beneficial physiological responses that have been shown to aid in chronic disease prevention, one of which is observed in relation to incretin hormones such as glucose-dependent insulin tropic polypeptide (GIP) and glucagon-like peptide-1 (GLP-1). These incretin hormones are released by the gut to augment the secretion of insulin to regulate postprandial glucose levels. During a fast, the decrease in incretin …
Vertical Ground Reaction Forces During Stair Descent Transition For Individuals With Femoroacetabular Impingement And Osteoarthritis, Sadie E. Peete, Bryce Truver, Michael Bahk, Marc Mirisch, Michele Leblanc
Vertical Ground Reaction Forces During Stair Descent Transition For Individuals With Femoroacetabular Impingement And Osteoarthritis, Sadie E. Peete, Bryce Truver, Michael Bahk, Marc Mirisch, Michele Leblanc
International Journal of Exercise Science: Conference Proceedings
Femoroacetabular impingement (FAI) is a pathological condition characterized by the misshapen junction between the femoral head and acetabular rim causing joint friction. Not all individuals with FAI experience symptoms associated with the condition. Previous research has determined differences between those with and without symptomatic FAI (FAI-s) and those with and without osteoarthritis (OA) during stair ascent (Hammond et al., 2017 and Hall et al., 2017, respectively). No studies focused on stair descent ground reaction forces (GRFs) between individuals with FAI and/or OA exist. PURPOSE: This study analyzed key vertical GRF values during stair descent transition in adults with FAI-s, asymptomatic …
Gastrointestinal Cell Injury And Percieved Symptoms After Running The Boston Marathon, Malone T. Levanger, Melani R. Kelly, Dawn M. Emerson, Brendon P. Mcdermott, Whitley C. Atkins, Cory L. Butts, R Mark Laursen, Christopher Troyanos, Andrew Duckett, Jacob A. Siedlik
Gastrointestinal Cell Injury And Percieved Symptoms After Running The Boston Marathon, Malone T. Levanger, Melani R. Kelly, Dawn M. Emerson, Brendon P. Mcdermott, Whitley C. Atkins, Cory L. Butts, R Mark Laursen, Christopher Troyanos, Andrew Duckett, Jacob A. Siedlik
International Journal of Exercise Science: Conference Proceedings
Gastrointestinal (GI) disturbances are a prevalent cause of marathon related complaints, and in extreme cases can promote life-threatening conditions such as exertional heat stroke. PURPOSE: Our aim was to study intestinal cell injury (via intestinal fatty acid binding protein [I-FABP]) and perceived GI distress symptoms among marathon runners. Potential risk factors (e.g., inadequate sleep) that could exacerbate GI disturbances in healthy, trained endurance runners were also examined. METHODS: A parallel mixed-methods study design was utilized. 2019 Boston Marathon participants were recruited via email. Before the race subjects completed surveys describing demographics and training history. Immediately pre-race, post-race, and 24-hours post-race …
Effects Of Stair Stepping On Late Day Postprandial Glycemia, Austin M. Morales, William Wong, Jochen Kressler
Effects Of Stair Stepping On Late Day Postprandial Glycemia, Austin M. Morales, William Wong, Jochen Kressler
International Journal of Exercise Science: Conference Proceedings
Increased postprandial glycemia is problematic as chronic increases make one more susceptible to diabetes, cardiovascular disease and mortality. It is important to explore exercise interventions that are convenient and effective in reducing postprandial glycemia. PURPOSE: The purpose of the current study was to investigate whether the benefits of very short, single bout stair stepping established for early day food consumption extend to late day food consumption. METHODS: Seven participants without glycemic control abnormalities performed two standard oral glucose tolerance tests (OGTT), consuming 75g of glucose dissolved in 350mL of water followed by assessment of blood glucose response for 2 …
Engagement And A Sense Of Belonging In Kinesiology Undergraduate Students, Gema Arreguin, Evelyn Castellon, Sarah Dunn
Engagement And A Sense Of Belonging In Kinesiology Undergraduate Students, Gema Arreguin, Evelyn Castellon, Sarah Dunn
International Journal of Exercise Science: Conference Proceedings
A student's sense of belonging may promote success and retention during their undergraduate experience and could be influenced by co-curricular engagement (participation in community events organized by the home department). Even more important, an institution with a satellite “branch” campus offering less co-curricular events may see less sense of belonging in those particular students. PURPOSE: To assess undergraduate student sense of belonging based on co-curricular engagement and college campus and to investigate the findings in Kinesiology (KINE) students. METHODS: Public university students (18+ years) in California were recruited for an IRB approved Qualtrics survey in Spring 2023. Participants were asked …
Biomechanical Indicators Of Steeplechase Hurdle Success, Luke Vankeersbilck, Luke Johnston, Iain Hunter
Biomechanical Indicators Of Steeplechase Hurdle Success, Luke Vankeersbilck, Luke Johnston, Iain Hunter
International Journal of Exercise Science: Conference Proceedings
The steeplechase is a long-distance running event that requires competitors to jump over 28 hurdles and 7 water jumps over the course of the race. This frequent jumping means that hurdling technique is important and the ability to maintain speed over the barriers can help a runner succeed. PURPOSE: To determine which variables predict maintenance of speed while hurdling in the steeplechase. METHODS: Data were collected at the USATF outdoor championships and Olympic Trials from 2011 to 2023 for both men and women. A Sony video camera running at 120 Hz was used to evaluate several aspects of …
Applied Learning Experiences, Belonging & Preparedness For Career In Undergraduate Kinesiology Students, Alejandro Campos, Juliana Perez Durazo, Sarah L. Dunn Ph.D
Applied Learning Experiences, Belonging & Preparedness For Career In Undergraduate Kinesiology Students, Alejandro Campos, Juliana Perez Durazo, Sarah L. Dunn Ph.D
International Journal of Exercise Science: Conference Proceedings
Applied “hands-on'' student learning experiences may help prepare them for future career success. Gaining knowledge on professional tasks, proficiency in job skills, or understanding workplace satisfaction are all factors to be explored prior to embarking on a career in the field/industry. In addition, a student's sense of belonging to their home “major” department when completing their bachelor's degree may be related to positive outcomes and the job market. Whether hands-on learning experiences are related to workforce/graduate school preparedness or a student's sense of belonging are yet to be determined (in all majors or specific to Kinesiology, KINE). PURPOSE: To assess …
The Effects Of Ox66tm Supplementation On Ventilatory Threshold Performance Measures, Nicole N. Argueta, Allison Rowley, David Pearce, Jocelyn Graffius, Kjerstin Woodrum, Tyler Lebaron, Julie E. Taylor
The Effects Of Ox66tm Supplementation On Ventilatory Threshold Performance Measures, Nicole N. Argueta, Allison Rowley, David Pearce, Jocelyn Graffius, Kjerstin Woodrum, Tyler Lebaron, Julie E. Taylor
International Journal of Exercise Science: Conference Proceedings
Ox66TM claims to be the only solid form of oxygen known to be in existence. It is an aluminum hydroxide clathrate that can trap oxygen molecules within its structure and when digested the oxygen molecules can be absorbed into the portal bloodstream. It has previously been implemented in clinical settings to reduce hypoxia related medical conditions. However, it is currently unknown whether Ox66TM has an effect on performance measures at or near the ventilatory threshold during high intensity exercise. PURPOSE: The purpose of this study was to evaluate the ergogenic impact of acute Ox66TM ingestion on submaximal …
Effects Of Percussive Massage Treatments On Symptoms Associated With Eccentric Exercise-Induced Muscle Damage, Trevor D. Roberts, Pablo B. Costa, Scott K. Lynn, Jared W. Coburn
Effects Of Percussive Massage Treatments On Symptoms Associated With Eccentric Exercise-Induced Muscle Damage, Trevor D. Roberts, Pablo B. Costa, Scott K. Lynn, Jared W. Coburn
International Journal of Exercise Science: Conference Proceedings
Percussive massage (PM) is an emerging recovery treatment, but the research on its effects post-eccentric exercise (post-EE) is limited. PURPOSE: To investigate the effects of PM on maximal isometric torque (MIT), range of motion (ROM), and an 11-point numerical rating scale (NRS) of soreness from 24-72 h post-EE. METHODS: Seventeen untrained, college-aged subjects (14 women and 3 men) performed 60 eccentric elbow flexion actions with their nondominant arms. Nine subjects received 1 minute of PM on their nondominant arm’s biceps brachii immediately, 24, 48, and 72 h post-EE, versus eight rested quietly (control [CON]). In order, the NRS, …
Effects Of Social Jetlag On Exercise-Induced Adaptations In Skeletal Muscle Mitochondrial Content In Mice, Austin R. Cooper, Michael Dial, Nikoleta Vasileva, Greco Neblina, Elias M. Malek, Graham Mcginnis 8954626
Effects Of Social Jetlag On Exercise-Induced Adaptations In Skeletal Muscle Mitochondrial Content In Mice, Austin R. Cooper, Michael Dial, Nikoleta Vasileva, Greco Neblina, Elias M. Malek, Graham Mcginnis 8954626
International Journal of Exercise Science: Conference Proceedings
Social jetlag (SJL) occurs when the sleep/wake schedule differs on work days (weekdays) and free days (weekends). Previous studies have shown that individuals with SJL have lower physical fitness and are prone to obesity. While exercise reverses this phenotype (i.e. - via increasing skeletal muscle mitochondrial content), the effects of social jetlag on exercise training adaptations have yet to be shown. PURPOSE: To determine how social jetlag impacts skeletal muscle adaptations to exercise training in mice. METHODS: Male C57BL/6J mice aged 10-weeks (n=40) were assigned to four groups, with experimental conditions persisting for 6-weeks; control sedentary (C-SED), control with voluntary …
Measurements Of Arterial Occlusion Pressure Using Hand-Held Devices, Shay Richards, Ryan Lacey, Rachel Barrett, Tyler Burbank, Josh Allen, Josh Nielsen, Chase Blazzard, Hannah Hart, Daniela Lopez, Pat Vehrs Facsm
Measurements Of Arterial Occlusion Pressure Using Hand-Held Devices, Shay Richards, Ryan Lacey, Rachel Barrett, Tyler Burbank, Josh Allen, Josh Nielsen, Chase Blazzard, Hannah Hart, Daniela Lopez, Pat Vehrs Facsm
International Journal of Exercise Science: Conference Proceedings
Use of blood flow restriction (BFR) during training has become increasingly popular due to the benefits over a wide range of applications. An essential component to the safe and effective use of BFR is the measurement of arterial occlusion pressure (AOP). PURPOSE: This study compared measures of AOP of the brachial artery using three devices and two cuff inflation methods. METHODS: Brachial artery AOP was measured in 20 males and 21 females simultaneously using Doppler ultrasound (US), a handheld Doppler (HHDOP) and a pulse oximeter (PO) once when inflating the cuff with a clinical grade Hokanson (HOK) rapid cuff inflation …
Fitness Trackers And Friends: Using Technology To Facilitate Social Support And Physical Activity, Elizabeth M. Witt, Phoebie Fuentes, Nicole R. Vargas, Orlando Ortiz, Alison Ede
Fitness Trackers And Friends: Using Technology To Facilitate Social Support And Physical Activity, Elizabeth M. Witt, Phoebie Fuentes, Nicole R. Vargas, Orlando Ortiz, Alison Ede
International Journal of Exercise Science: Conference Proceedings
Consistent physical activity enhances physiological and psychological well-being, with the U.S. Department of Health and Human Services recommending at least 150 minutes of moderate or 75 minutes of vigorous aerobic activity weekly. However, decreased exercise or sedentary habits can elevate depressive symptoms, diminish life quality, and increase disease risks. PURPOSE: To examine the effectiveness of a socially mediated, partner-based intervention incorporating fitness trackers. A secondary aim was to assess how self-efficacy (SE) and social support (SS) differed between dyad and solo exercisers. METHODS: Fourteen undergraduate students (M:11, F:3; aged 19-27 years) were randomly assigned to a solo ( …
C-Reactive Protein Changes Following Treadmill And Cycling High-Intensity Interval Training, Juliet Moore, George Salem
C-Reactive Protein Changes Following Treadmill And Cycling High-Intensity Interval Training, Juliet Moore, George Salem
International Journal of Exercise Science: Conference Proceedings
ABSTRACT: The acute inflammatory response to exercise has been well-studied in long duration activities such as marathons and triathlons; however, little work has been done investigating this response in high-intensity interval training (HIIT), which is characterized by intermittent bouts of higher and lower intensity cycles. PURPOSE: The purpose of this study was to investigate the changes in C-reactive protein (CRP) immediately following and 1-hour post HIIT protocols using two different exercise modalities, treadmill running and stationary cycling. METHODS: Eight young, healthy, recreationally active volunteers (1 female, 7 males; 25.50 ± 3.25 years) completed a 4x4 HIIT protocol …
Assessing The Muscle Size And Size Asymmetry Of The Gluteus Maximus And The Hamstring, Jeffrey J. Stewart, Joshua K. Sponbeck, Camile Nguyen, Malorie Wilwand, Aaron W. Johnson
Assessing The Muscle Size And Size Asymmetry Of The Gluteus Maximus And The Hamstring, Jeffrey J. Stewart, Joshua K. Sponbeck, Camile Nguyen, Malorie Wilwand, Aaron W. Johnson
International Journal of Exercise Science: Conference Proceedings
Injury, adverse circumstances, or habitual movement patterns can cause imbalance throughout the body’s muscular system, which can impact performance and injury risk in sports such as football. PURPOSE: This study aims to investigate the relationship between 1) overall gluteus maximus (GM) and hamstring (HS) muscle volume and 2) observed asymmetry between GM and HS muscles in the BYU subset of collegiate football players from the HAMIR research study, and any players within the subset with clinically important asymmetry. METHODS: The study utilized Magnetic Resonance Imaging (MRI) to determine the raw volume of the GM muscle and HS muscles …
Strength Training And Waist Circumference: Evidence Based On 5,581 Randomly Selected U.S. Men And Women, Carson J. Bates, Larry A. Tucker
Strength Training And Waist Circumference: Evidence Based On 5,581 Randomly Selected U.S. Men And Women, Carson J. Bates, Larry A. Tucker
International Journal of Exercise Science: Conference Proceedings
Abdominal obesity is a risk factor for many serious diseases. Waist circumference is a good measure of abdominal adiposity. A number of investigations show that regular exercise reduces abdominal obesity. However, few studies have focused on strength training and abdominal fat. PURPOSE: This study evaluated the association between time spent strength training (ST) and abdominal adiposity, indexed by waist circumference (WC), in a random sample of 5,581 U.S adults. METHODS: Data collected as part of the National Health and Nutrition Examination Survey (NHANES) was used to answer the research question using a cross-sectional design. The findings are applicable …
Comparing Waist Circumference, Sagittal Abdominal Diameter, And Bmi As Predictors Of Cardiovascular Disease In 11,449 U.S. Adults, Chloe Cory, Larry A. Tucker
Comparing Waist Circumference, Sagittal Abdominal Diameter, And Bmi As Predictors Of Cardiovascular Disease In 11,449 U.S. Adults, Chloe Cory, Larry A. Tucker
International Journal of Exercise Science: Conference Proceedings
Although the body mass index (BMI) is a good indicator of weight for height and cardiometabolic risk, indices of abdominal adiposity may be better screening tools for cardiovascular disease (CVD) risk. PURPOSE: This study compared the sagittal abdominal diameter, with correction for height (SADHtR), and waist circumference, with correction for height (WHtR), and BMI, which includes a height correction, as predictors of CVD. METHODS: A total of 11,449 randomly selected adults from the National Health and Nutrition Examination Survey (NHANES) were included. SADHtR and WHtR were measured by trained technicians. For SADHtR, the subject was in the supine position and …
Does Handedness Impact Pulmonary Measures During Pickleball?, Samantha E. Cruz, Tashari A. Carballo, Dustin W. Davis, Bryson Carrier, Jae K. Bovell, Matahn A. Blank, Thea S. Sweder, Zhihao Yu, Setareh Zarei, James W. Navalta
Does Handedness Impact Pulmonary Measures During Pickleball?, Samantha E. Cruz, Tashari A. Carballo, Dustin W. Davis, Bryson Carrier, Jae K. Bovell, Matahn A. Blank, Thea S. Sweder, Zhihao Yu, Setareh Zarei, James W. Navalta
International Journal of Exercise Science: Conference Proceedings
Pickleball is a racquet sport that originated in the 1960s. Due to its beginner-friendly nature, it attracts players of all ages and fitness levels. Despite becoming the most quickly growing sport in the nation, it is still underresearched. The sport’s physiological demands based on pulmonary measures, and whether the demands differ by handedness, are not fully understood. PURPOSE: The purpose of this study was to analyze and assess whether differences were evident in performance and physiological responses in players when using the dominant (DH) and nondominant hand (NDH) during pickleball. METHODS: Participants were selected through convenience sampling and consisted of …
Biomechanical Indicators Of Water Jump Performance, Luke Johnston, Luke Vankeersbilck, Iain Hunter
Biomechanical Indicators Of Water Jump Performance, Luke Johnston, Luke Vankeersbilck, Iain Hunter
International Journal of Exercise Science: Conference Proceedings
During the course of the steeplechase track event athletes pass through one water jump obstacle per each of seven laps. There are many different elements of technique that can be used to improve maintenance of horizontal velocity through each obstacle. PURPOSE: This study investigated which biomechanical factors were correlated with higher ratios of exit velocity to approach velocity while negotiating the water jump obstacle. METHODS: Biomechanical data were gathered from the steeplechase event for both men and women at the USATF Outdoor Championships and Olympic Trials. Data were included from 2011 through 2023. Biomechanical data were measured from …
The Effects Of Chronic Pain Levels On Lower Extremity Muscle Activation During Jump Landing/Cutting In Individuals With Chronic Ankle Instability, Isaiah K. Githuka, Hyunwook Lee, Seugnuk Han, Minsub Oh, J. Ty Hopkins
The Effects Of Chronic Pain Levels On Lower Extremity Muscle Activation During Jump Landing/Cutting In Individuals With Chronic Ankle Instability, Isaiah K. Githuka, Hyunwook Lee, Seugnuk Han, Minsub Oh, J. Ty Hopkins
International Journal of Exercise Science: Conference Proceedings
Lateral ankle sprains (LASs) are the most common injury in sports. Up to 74% of individuals with an initial LAS develop chronic ankle instability (CAI) with chronic ankle pain being one of the residual symptoms. PURPOSE: To Identify the effects of chronic pain levels on lower extremity muscle activation during a maximal jump landing/cutting in CAI individuals. METHODS: This study was a cross-sectional study. Twenty CAI individuals with high pain (High pain) (9M, 11F; age=22±2year; height= 1.74±0.10m; mass=79.4±14.6kg, pain=67.4±7.7), 20 CAI individuals with low pain (Low pain) (9M, 11F; age=21±3year; height=1.73±0.08m; mass=74.2±12.7kg, pain=91.7±3.9), and 20 healthy controls (Control) (9M, 11F; …
Effects Of Anticipation On Energy Dissipation Patterns Among Chronic Ankle Instability Patients, Joshua M. Wilson, Minsub Oh, Hyunwook Lee, Seugnuk Han, J. Ty Hopkins
Effects Of Anticipation On Energy Dissipation Patterns Among Chronic Ankle Instability Patients, Joshua M. Wilson, Minsub Oh, Hyunwook Lee, Seugnuk Han, J. Ty Hopkins
International Journal of Exercise Science: Conference Proceedings
Ankle inversion injuries often lead to chronic ankle instability (CAI). CAI patients use altered energy dissipation patterns during jump-landing, but most studies have been limited to tasks performed under anticipated conditions. It is unclear how the anticipatory condition affects joint energetics in CAI patients. PURPOSE: To identify the effects of anticipation on energy dissipation during jump-landing among CAI, coper, and control subjects. METHODS: 60 subjects were categorized according to the Foot and Ankle Ability Measure and Ankle Instability Index. 20 CAI patients (10males, 10females, 1.74±0.1m, 69.1±10.2kg), 20 Copers (10males, 10females, 1.76±0.1m, 70.9±11.1kg), and 20 Controls (10males, 10females, 1.74±0.1m, …
Undergraduate Kinesiology Student Involvement In The Department And Sense Of Belonging By Employment Status, Ruby Delgado, Maria Sanchez-Perez, Sarah Dunn
Undergraduate Kinesiology Student Involvement In The Department And Sense Of Belonging By Employment Status, Ruby Delgado, Maria Sanchez-Perez, Sarah Dunn
International Journal of Exercise Science: Conference Proceedings
Many undergraduate college students find the need to work either on or off campus in order to pay for their tuition and expenses. It is unknown whether or not employment impacts a students ability to be involved in the department or feel like they belong and not typically reported for Kinesiology programs. PURPOSE: To assess the impact employment had on college students in relation to their sense of belonging and involvement with their home department and to investigate belonging and involvement in Kinesiology students. METHODS: Undergraduate college/university students (18+ years) at a public institution in Southern California were …
Repeated Maximal Exercise Measures Are Very Reliable Among Healthy College-Aged Individuals, Kjerstin Woodrum, Nicole Argueta, Jocelyn Graffius, David Pearce, Allison Rowley, Tyler Le Baron, Julie E. Taylor
Repeated Maximal Exercise Measures Are Very Reliable Among Healthy College-Aged Individuals, Kjerstin Woodrum, Nicole Argueta, Jocelyn Graffius, David Pearce, Allison Rowley, Tyler Le Baron, Julie E. Taylor
International Journal of Exercise Science: Conference Proceedings
The most common way to assess cardiovascular fitness is with a maximal graded exercise test (GXT) to determine the maximal rate of oxygen consumption (VO2 max). Maximal exercise efforts during GXT testing have been shown to be quite repeatable among active and sedentary adults, as well as cardiac patients and the elderly. With young, healthy participants, familiarization and motivation could result in improved performance measures with repeated testing. The reliability of maximal exercise measures among healthy college-aged individuals during repeated Bruce Protocol GXT assessments are yet unclear. PURPOSE: To determine how repeatable the VO2max and other maximal …
The Effects Of Chronic Pain Levels On Joint Angle During Jump Landing/Cutting In Individuals With Chronic Ankle Instability, Dallin E. Fjerstad, Hyunwook Lee, Seugnuk Han, Minsub Oh, J. Ty Hopkins
The Effects Of Chronic Pain Levels On Joint Angle During Jump Landing/Cutting In Individuals With Chronic Ankle Instability, Dallin E. Fjerstad, Hyunwook Lee, Seugnuk Han, Minsub Oh, J. Ty Hopkins
International Journal of Exercise Science: Conference Proceedings
About 60% of chronic ankle instability (CAI) individuals report ankle pain persisting for longer than 3 months. They have the risk of recurrent ankle sprains while performing multiplanar tasks such as jumping with landing/cutting. However, little is known about the effects of chronic pain levels on joint kinematics differences and how chronic pain levels contribute to motor outcomes when performing multiplanar motions. PURPOSE: To identify the effects of pain levels on kinematics during jump landing/cutting in CAI individuals. METHODS: This study was a cross-sectional study. Twenty CAI patients with high pain (high pain) (9 males, 11 females; age=22±2year; …
Examining The Acute Effects Of Virtual Reality On The Star Excursion Balance Test In Chronic Ankle Instability, Isaac T. Edwards, Hyunwook Lee, Seugnuk Han, Minsub Oh, J. Ty Hopkins
Examining The Acute Effects Of Virtual Reality On The Star Excursion Balance Test In Chronic Ankle Instability, Isaac T. Edwards, Hyunwook Lee, Seugnuk Han, Minsub Oh, J. Ty Hopkins
International Journal of Exercise Science: Conference Proceedings
Chronic ankle instability (CAI) patients display mechanical and functional restrictions, along with neurocognitive dysfunction after lateral ankle sprains. Athletes need to divide their attention to effectively multitask during sports activities. Recent studies have utilized virtual reality (VR) to simulate dynamic sporting environments, aiming to enhance cognitive and postural control. However, little is known about the acute effects of VR on dynamic postural control in CAI patients. PURPOSE: To identify the acute effects of VR gear on dynamic postural control in CAI patients. METHODS: This study was a cross-over study. Twenty CAI patients (11males, 9females; age=21±3year; height=1.63±0.28m; mass=74±13.1kg). We …
The Effects Of Chronic Pain Levels On Lower Extremity Energetics During Jump Landing/Cutting In Chronic Ankle Instability Patients, Minsub Oh, Hyunwook Lee, Seugnuk Han, J. Ty Hopkins
The Effects Of Chronic Pain Levels On Lower Extremity Energetics During Jump Landing/Cutting In Chronic Ankle Instability Patients, Minsub Oh, Hyunwook Lee, Seugnuk Han, J. Ty Hopkins
International Journal of Exercise Science: Conference Proceedings
Up to 75% of patients with lateral ankle sprains develop chronic ankle instability (CAI). A majority of CAI patients report chronic pain and show altered jump landing/cutting patterns. Calculating joint energetics affected by chronic pain provides insight into understanding the effects of chronic pain levels on lower limbs in CAI patients. PURPOSE: To identify the effects of chronic pain levels on lower limb energetics during jump landing/cutting in CAI patients. METHODS: This study was a cross-sectional study. Fifteen CAI patients with high pain (High pain) (6males, 9females; age=22.1±2.1year; height=1.74±0.09m; mass=71.3±10.6kg, pain=66.9±9.4), matched 15 CAI patients with low pain …
Stress Response To Winter Warfare Training: Potential Impact Of Location, Lauren M. Visconti, Andrea C. Givens, Lorraine P. Turcotte, Laura Arrington, Karen R. Kelly
Stress Response To Winter Warfare Training: Potential Impact Of Location, Lauren M. Visconti, Andrea C. Givens, Lorraine P. Turcotte, Laura Arrington, Karen R. Kelly
International Journal of Exercise Science: Conference Proceedings
Winter Warfare Training (WWT) is a critical component of military training to prepare individuals to move effectively in harsh conditions. Moving through snow and heavy terrain increases overall stress to the entire human system. PURPOSE: The purpose of this effort was to quantify the stress response during WWT to determine the level of physiological adaptation to extreme environments. METHODS: Mountain and mobility operators (age: 31.5±1.4 years; height: 71.1±0.5 inches; weight: 192.5±6.6 lbs.; body fat percentage: 18.0±5.0%) were recruited for this effort. Participants engaged in baseline laboratory metrics at their home station located in Colorado (CO) prior to WWT for one …
Ingestible Oxygen Supplementation Does Not Impact Maximal Aerobic Performance Measures, Julie E. Taylor, Allison Rowley, Jocelyn Graffius, David Pearce, Kjerstin Woodrum, Tyler Lebaron
Ingestible Oxygen Supplementation Does Not Impact Maximal Aerobic Performance Measures, Julie E. Taylor, Allison Rowley, Jocelyn Graffius, David Pearce, Kjerstin Woodrum, Tyler Lebaron
International Journal of Exercise Science: Conference Proceedings
Oxygen supplementation has been used to improve physical performances for decades, most commonly in the form of bottled oxygen. Other forms of inhalable and/or ingestible oxygen have been investigated more recently with mixed results. An ingestible oxygen supplement (Ox66TM) consisting of oxygen molecules contained within an aluminum ion clathrate structure has been shown to increase SaO2 at rest and reduce inflammation in clinical settings. This ingestible oxygen enters through the portal vein rather than the pulmonary system. It is unclear whether this oxygen supplement would have an impact on factors related to maximal aerobic capacity (VO2 …
Fluid Intake And Hydration Responses To Mass Participation Gravel Cycling, Brandon Raik, Francis Salmon, Grace Handler, Matthew M. Schubert
Fluid Intake And Hydration Responses To Mass Participation Gravel Cycling, Brandon Raik, Francis Salmon, Grace Handler, Matthew M. Schubert
International Journal of Exercise Science: Conference Proceedings
Gravel cycling is a relatively new cycling discipline, with the Union Cycliste Internationale (UCI) hosting their first UCI Gravel World Championships in 2022. Gravel races combine features of road racing, cyclocross, and mountain biking, including various terrain of varying technical difficulty (paved roads, dirt roads, fire roads, single- and double-track trails), long distances, substantial vertical elevation gain, obstacles, and limited opportunities to stop for in-race nutrition. PURPOSE: To date, gravel racing has not been scientifically examined to determine the demands of the sport. Data from cycling road races indicate substantial fluid loss, which may impair exercise performance. This study assessed …