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Extreme Conditioning Program Induced Acute Hypotensive Effects Are Independent Of The Exercise Session Intensity, Ramires Alsamir Tibana, Leonardo Mesquita Almeida, Ivo Vieira De Sousa Neto, Nuno Manoel Frade De Sousa, Jeeser Alves De Almeida, Belmiro Freitas De Salles, Claudio Melibeu Bentes, Fabricio Azevedo Voltarelli, Scott Collier, Jonato Prestes

International Journal of Exercise Science

International Journal of Exercise Science 10(8): 1165-1173, 2017. The aim of the study was to determine the acute systolic (SBP) and diastolic (DBP) blood pressure, rating of perceived exertion (RPE) and heart rate (HR) responses following two intense training sessions (24 hours apart). Nine male extreme conditioning program (ECP) practitioners with more than 6 months of experience (age 26.7 ± 6.6 years; body mass 78.8 ± 13.2 kg; body fat 13.5 ± 6.2 %) completed two experimental ECP sessions. Cardiovascular variables were measured before, immediately after and every 15 min during a 45 min recovery following each experimental session. Compared …

The Use Of Audio-Relaxation Does Not Affect The Basketball Free Throw Of Young College Students, A Gutiérrez-Morones, J Aburto-Corona, M Sánchez-García, J P. Machado-Parra

International Journal of Exercise Science: Conference Proceedings

INTRODUCTION: As the pressure of competition increase, the athlete will begin to doubt or feel insecure, generating muscular tension and difficulty in the movement. In sports, especially basketball, relaxation is a key part of fine-skills coordination. For this reason, it is determinate that audio-relaxation can become of paramount importance in sport. PURPOSE: To determine if the basketball free throw is influenced by audio-relaxation in a group of physically active college students. METHODS: Eight physically active, apparently healthy college students (­4 male and 4 female) volunteered to participate in this study. The students height was 168.3 ± 8.7cm (range, …

Effects Of A High Intensity Interval Training (Hiit) In Lactate And Heart Rate During The Menstrual Cycle In Young Skater Athletes, Patricia C. García-Suárez, Luis Sevilla, Iván Rentería, Carolina Álvarez, Alberto Jiménez-Maldonado

International Journal of Exercise Science: Conference Proceedings

INTRODUCTION: High intensity interval training (HIIT) effects on heart rate and lactate concentration have been widely documented in male and female athletes. However, there few reports focused to study the dynamics of these cardiac and metabolic markers during the different phases of the menstrual cycle.

PURPOSE: The aim of this studywas analyze the dynamics of heart rate and lactate concentration during a HIIT protocol in the different phases of the menstrual cycle (MC) in young eumenorrheic athletes women.

METHODS: Two young skater athletes (14.5±0.7 yrs.) with regular menstrual cycles were recruited. The normality of the cycle was measured with …

Influence Of Anthropometry And Body Composition In Climbing Ability, David O. Martinez-Corona, Alberto Jiménez-Maldonado, Iván Rentería, Patricia C. García-Suárez, Norma C. Martinez-Cisneros

International Journal of Exercise Science: Conference Proceedings

INTRODUCTION: Climbing has become a popular, competitive and recreational sport. It requires, principally, skilled technique and high muscle strength. Therefore, it has been necessary to implement formal studies about the training of this discipline. Investigations have been performed some studies to demonstrate that the improvement of climbing can be explained with anthropometric and physiological variables. PURPOSE: The purpose of this study was evaluate the main variables that affect the performance of the climbing, namely, anthropometry, body composition and climbing level. METHODS: Eighteen climbers, ranged 22 - 40 years old and V2-V7 of climbing ability (according Hueco Tanks scale), were volunteered …

Testing The Effect Of Sodium Bicarbonate Base On Blood Lactate Levels After A Strenuous Exercise, Julio A. Gómez-Figueroa, Santiago Castineyra-Mendoza, Luis Quintana-Rivera, Victor O. Rodriguez-Cervantes, Angel Rivera-Girón, Edgar I. Gasperin-Rodríguez, Carlos Chacón-Rodríguez

International Journal of Exercise Science: Conference Proceedings

INTRODUCTION: The lactate is an intermediate metabolic, its production in the skeletal muscle increase during the exercise, principally in anaerobic condition that include oxygen deficiency in the skeletal muscle during the exercise. The lactate is released to systemic blood, where it participate in the Cori cycle, although in the blood, the metabolite can modify the blood’s pH. For the last condition, the human has some mechanism to attenuate the lactate effects on the pH in blood PURPOSE: The purpose of this study was evaluate the effect of the sodium bicarbonate ingestion on the lactate blood levels before and …

Running Economy: Reproductibility At Submaximal High Speed, Juan P. Machado-Parra, Esteban Hernández-Armas, Iván Rentería, José A. Rodríguez-Marroyo

International Journal of Exercise Science: Conference Proceedings

INTRODUCTION: The running economy (RE) has been traditionally determined by measuring the steady-state consumption of oxygen at a specific speed; however few studies has been designed to evaluate the reproductibility of the RE at a high rate of maximum oxygen consumption after repeated submaximal efforts within the same session. PURPOSE: The purpose of this study was valuate if the reproductibility of running economy at submaximal high speed could be affected by two previous submaximal efforts. METHODS: In this study participated 19 subjects (mean±SD; age, 21.8±2.5 years; body mass, 71.0±10.6 and height, 175.2±8.1). During three days of …

Vo2max Test Is Not Altered By A Submaximum Exercise, Juan P. Machado-Parra, José A. Rodríguez-Marroyo

International Journal of Exercise Science: Conference Proceedings

INTRODUCTION: The Maximum Oxygen Consumption (VO_2max) and Ventilatory anaerobic threshold (VT), is measured using progressive exercise protocol until exhaustion, these results can be affected by a previous submaximum exercise. PURPOSE: The purpose of this study was evaluate the reproducibility of maximum effort test after a submaximum exercise. METHODS: 19 subjects (mean ± SD; age, 21.8±2.5 years; body mass, 71.0±10.6 and height, 175.2±8.1) participated in this study. During two days of assessment separately for at least 24h recovery subjects performed the following tests: Day 1 a maximum effort test and a submaximum exercise at 80% of …

Relationship Between The Isometric Force Of The Dominant Hand And The Body Mass Index Of University Students, Luis L. Ramírez-De Armas, Irma Cruz-Soto, Pedro C. Sida-Vargas, Ernesto A. González-Castillo, Rocio Chávez-Castillo, Christian A. López-Rosas, Ixchel M. Fonseca-Olmedo

International Journal of Exercise Science: Conference Proceedings

INTRODUCTION: Strength is the neuromuscular capacity to overcome or counter resistances through muscular activity and is closely linked to all the motor actions that the human being develops, and to his body mass index. OBJECTIVE: To determine the level of correlation between body mass index (BMI) and the isometric strength of the dominant hand of university students. METHOD: The strength was evaluated with a TAKEI SCIENTIFIC INSTRUMENT 5401 dynamometer to 70 university students using a random sampling method using a descriptive transactional design. We obtained data that were processed with a bivariate correlation obtaining the Pearson coefficient. We used SPSS …

Vo2peak And Watt Exercise Testing: Arm Crank Vs Cycle Ergometry, José A. Hernández-Murúa, Ena M. Romero-Pérez, María M. Salazar-Landeros, Mauricio A. Avendaño-Soto, Carlos Verdugo-Balbuena, José A. De Paz Fernández

International Journal of Exercise Science: Conference Proceedings

INTRODUCTION: Multiple sclerosis is a disease of the central nervous system that primarily affects the strength and functional capacity of the lower extremities. PURPOSE: The objectives of the present study were evaluate VO₂peak and the power output (W) during a leg and an arm test performance in relapsing-remitting multiple sclerosis (MS) versus healthy people (HP). METHODS: Twelve women (age 45.8 ± 11.8 yr) with MS (EDSS 3.3 ± 1.8) and twelve women (age 45.6 ± 10.7 yr) HP were included in this study. They underwent two incremental exercise tests on an electromechanical braked arm crank ergometer …

Estimation Of Pre-Exercise Hydration Status Of Mexican College Athletes, R Chávez-López, Jorge Aburto-Corona

International Journal of Exercise Science: Conference Proceedings

INTRODUCTION: The state of hydration is a very important aspect for athletes and coaches. According to NATA and ACSM athletes must be educated to maintain a good state of hydration and thus obtain better results. PURPOSE: To determine the state of hydration, before the sport practice of athletes (males) that belong to representative sports. METHODS: Seventy-five males college athletes, physically active and apparently healthy, were voluntarily recruited. They had an average height of 174.8 ± 7.4cm, weight 87.2 ± 24.0kg and age 21.3 ± 2.4 years. The athletes attended the study on a single spontaneous occasion, prior to …

Low-Intensity Resistance Exercise Training Increases Lower Limb Force In Healthy Retirees, E M. Hernandez-Rojas, M C. Enriquez-Reyna, V M. Fuentes-Roldán

International Journal of Exercise Science: Conference Proceedings

INTRODUCTION: Aging is associated with decreasing muscle strength. Older people who have never done resistance work in a gym require gradual training programs to help them increasing confidence on this type of training. The use of low intensity resistance exercise with slow movements and tonic force improvement has been proposed as an effective method to increase muscular strength. There is little literature on the effect of intensity training on 30% of one repetition maximum (RM). PURPOSE: To establish the changes in the strength of upper and lower limb force after participating in a 10 week low-intensity resistance exercise for …

Relationship Between Weight Status And Aerobic Capacity In School Children In Tijuana, Mexico, Fernando Becerra-Malagón, Roberto Espinoza-Gutiérrez, Luis M. Gómez-Miranda, Jorge Aburto-Corona, Carola Olivares-Garduño

International Journal of Exercise Science: Conference Proceedings

INTRODUCTION: Overweight and obesity in children can deteriorate physical and psychological health in the short, mid, and long term; alterations like dyslipidemia, hyperinsulinemia, glucose intolerance and other cardiovascular risk factors like prehypertension and hypertension occur more frequently in children and teens with obesity. PURPOSE: The aim of this study was to determine the relationship between the weight status and the aerobic capacity of schoolers in Tijuana, Mexico. METHODS: This study’s samples were constituted by 275 children, 135 girls and 140 boys from 5^th and 6^th grade, between the ages of 10-12, currently enrolled in the morning …

College Student Work Habits Are Related To Physical Activity And Fitness, Jesse Calestine, Melissa Bopp, Christopher M. Bopp, Zack Papalia

International Journal of Exercise Science

International Journal of Exercise Science 10(7): 1009-1017, 2017. Despite the known benefits of regular physical activity, research shows a significant decline in physical activity participation and an increase in sedentary behavior during young adulthood during the college years. Studies examining the relationship between academic outcomes and fitness/physical activity have not extensively examined this among college students. Therefore, the purpose of this study was to examine the relationship between fitness measures (cardiovascular endurance, muscular endurance, flexibility and body composition), physical activity, and academic outcomes in college students. This cross-sectional study had college students complete a one-time fitness assessment and survey examining …

Validity Of Arm-To-Arm Bia Devices Compared To Dxa For Estimating %Fat In College Men And Women, Rebecca A. Rockamann, Emily K. Dalton, Jana L. Arabas, Liz Jorn, Jerry L. Mayhew

International Journal of Exercise Science

International Journal of Exercise Science 10(7): 977-988, 2017. Bioelectric impedance analysis (BIA) devices are commonly used to estimate percent body fat (%fat), although validation of their accuracy varies widely. The purpose of this study was to assess the validity of four commonly used BIA devices compared to dual-energy X-ray absorptiometry (DXA). College-aged men (n = 29, age = 19.7 ± 1.2 y, weight = 76.9 ± 12.5 kg) and women (n = 31, age = 20.5 ± 0.8 y, weight = 61.5 ± 9.2 kg) were evaluated for %fat using four single-frequency (50 mHz) BIA devices and DXA. A gender …

Effects Of The Boy Scouts Of America Personal Fitness Merit Badge On Cardio-Metabolic Risk, Health Related Fitness And Physical Activity In Adolescents Boys, Justin Maxwell, Ryan D. Burns, Timothy A. Brusseau

International Journal of Exercise Science

International Journal of Exercise Science 10(7): 964-976, 2017. A growing number of adolescents are more sedentary and have fewer formal opportunities to participate in physical activity. With the mounting evidence that sedentary time has a negative impact on cardio-metabolic profiles, health related fitness and physical activity, there is a pressing need to find an affordable adolescent physical activity intervention. One possible intervention that has been overlooked in the past is Boy Scouts of America. There are nearly 900,000 adolescent boys who participate in Boy Scouts in the United States. The purpose of this research study was to evaluate the effect …

Effects Of Flexibility And Balance On Driving Distance And Club Head Speed In Collegiate Golfers, Kelsey J. Marshall

International Journal of Exercise Science

International Journal of Exercise Science 10(7): 954-963, 2017. Good balance, flexibility, and strength are all required to maintain a steady stance during the kinematic chain to produce successful golf shots. When the body can produce more power, more club head speed is generated. This formation of power translates into greater distance and accuracy. Athletes today are seeking exercise programs to enhance these qualities of their golf swing. The purpose of this study is to investigate the correlations between flexibility and balance with club head speed and driving distance in the golf swing of male and female collegiate golfers. Five male …

A Prospective Study Comparing Distance-Based Vs. Time-Based Exercise Prescriptions Of Walking And Running In Previously Sedentary Overweight Adults, Cody E. Morris, John C. Garner Iii, Scott G. Owens, Melinda W. Valliant, Hunter Debusk, Mark Loftin

International Journal of Exercise Science

International Journal of Exercise Science 10(5): 782-798, 2017. Prior work has reported that the declines observed in body mass index (BMI) and circumference measurements in their cross-sectional data were twice as large when calculated from distance energy expenditure estimations compared to energy expenditure estimations based on time and intensity. The primary purpose of this study was to compare walking/running for distance to walking/running for time as part of an exercise intervention. This study followed a between-subjects, repeated measures design. Fifteen overweight, but otherwise healthy participants completed the study. The time-based group walked/ran for self-reported time while the distance-based group walked/ran …

Wrist-Worn Physical Activity Trackers Tend To Underestimate Steps During Walking, Tiffany Sears, Elmer Alvalos, Samantha Lawson, Ian Mcalister, L. Chris Eschbach, Jennifer Bunn

International Journal of Exercise Science

International Journal of Exercise Science 10(5): 764-773, 2017. The purpose of this study was to determine step-count accuracy of pedometers at different walking speeds. Ten recreationally active participants walked at five treadmill speeds (0.89, 1.11, 1.34, 1.56, and 1.79 m/s) for five minutes while wearing four wrist-worn activity trackers (Fitbit Charge HR®, Garmin Vivosmart HR®, Apple iWatch®, Jawbone UP3®) and the hip-worn Digi-Walker®. Each step was manually counted by a research technician (benchmark). Total step count at each speed was obtained for each device and compared to the benchmark using one-way MANOVA and Pearson correlation coefficient. For all five speeds, …

Recovery In Level 7-10 Usa Artistic Gymnastics, Stephen Buckner, Nicholas T. Bacon, Phillip Bishop

International Journal of Exercise Science

International Journal of Exercise Science 10(5): 734-742, 2017. This study assessed physical performance in women’s artistic gymnastics following three variable recovery periods. Participants included fifteen female gymnasts (mean age = 13.5 ± 1.1) who had competed at USA Gymnastics (USAG) levels 7 – 10 within at least one year prior to the study. Each testing session consisted of a warm-up followed by four muscular endurance tests and one explosive maximal test. Assessments included pull-ups, leg lifts, handstand push-ups, vertical jump, and push-ups. After the performance assessments, the participants completed a typical practice session. The performance measures were reassessed at the …

In-Season High-Intensity Interval Training Improves Conditioning In High School Soccer Players, Neal Howard, Stasinos Stavrianeas

International Journal of Exercise Science

International Journal of Exercise Science 10(5): 713-720, 2017. Soccer is characterized by high aerobic demands interspersed with frequent bursts of anaerobic activity. High-intensity interval training (HIIT) is considered a viable alternative to traditional endurance conditioning and offers the additional time-saving benefits of anaerobic training. We hypothesized that HIIT will compare favorably to traditional (aerobic-based) soccer conditioning over the course of a high school soccer season. Junior varsity soccer players were split into control (CON, n=16) and experimental (HIIT, n=16) groups for the 10-week study. The HIIT group performed 4-6 “all-out” sprints lasting 30s each, with 4.5 minute recovery, 3 times …

The Inter-Rater Reliability Of A-Mode Ultrasound For Determining Percent Body Fat Among College-Aged Males, C. Woelkers, P. Cutrufello, M. Landram, N. Capobianco

International Journal of Exercise Science: Conference Proceedings

Please see the pdf version of the abstract.

Photo-Plethysmography Heart Rate And Activity Measures During Exercise, J. Stock, M. Botieri, R. Pohlig, D. Edwards, G. Dominick

International Journal of Exercise Science: Conference Proceedings

Please see the pdf version of the abstract.

Caffeine Withdrawal And Acute Consumption Effects On Reaction Time And Muscular Strength, Power, And Endurance, K. Sprow, G. Hudson, T. Hannings, L. Dipietro

International Journal of Exercise Science: Conference Proceedings

Please see the pdf version of the abstract.

Evaluating The Relationship Between Vertical Jump Performance And Fms In Young Adult Males, A. Smith, A. Bosak, C. Carver, M. Sokoloski, J. Houck, J. Feister, R. Sanders

International Journal of Exercise Science: Conference Proceedings

Please see the pdf version of the abstract.

Run Economy Of Trained Endurance Athletes On A Lower Body Positive Pressure Treadmill, A. Schumann, J. Hokanson

International Journal of Exercise Science: Conference Proceedings

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Ability Of Fitness Trackers To Accurately Measure Caloric Expenditure Of College-Aged Students During Submaximal Exercise, M. Schultz, S. Jackson, C. Deeter, R. Campbell, N. Dorsey-Poles, W. Braun, S. Paulson

International Journal of Exercise Science: Conference Proceedings

Please see the pdf version of the abstract.

The Effect Of Sport Specific, Governed, And Non-Controllable Focal Point On Female Vertical Jump Performance, R. Sanders, A. Bosak, C. Carver, A. Smith, J. Houck, M. Sokoloski, J. Feister

International Journal of Exercise Science: Conference Proceedings

Please see the pdf version of the abstract.