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Articles 1681 - 1710 of 2299

Full-Text Articles in Physiology

Comparing Three Methods Of Measuring Skin Temperature During Exercise In A Hot, Humid Environment, Randall R. Williams, Adam S. Venable, Brian K. Mcfarlin Feb 2013

Comparing Three Methods Of Measuring Skin Temperature During Exercise In A Hot, Humid Environment, Randall R. Williams, Adam S. Venable, Brian K. Mcfarlin

International Journal of Exercise Science: Conference Proceedings

Exercise in a hot, humid environment substantially increases the physiological stress of exercise. Most of the techniques that are currently used to monitor changes in skin temperature have been in use for more than 20 years with little innovation. The purpose of the present study was two-fold: 1) to compare three techniques for measuring skin temperature (wired skin electrode, wireless temperature data logger, and thermal imaging) and 2) to compare and contrast these measures in men and women completing 45-min of cycling in a hot (39±2°C), humid (45±5% RH) environment. The CPHS committee approved all procedures described in this report …


Effects Of Capsaicin And Evodiamine Ingestion On Energy Expenditure And Fat Oxidation At Rest And After Moderately-Intense Exercise In Young Men, Neil A. Schwarz, Mike Spillane, Paul La Bounty, Pete Grandjean, Brian Leutholtz, Darryn S. Willoughby Feb 2013

Effects Of Capsaicin And Evodiamine Ingestion On Energy Expenditure And Fat Oxidation At Rest And After Moderately-Intense Exercise In Young Men, Neil A. Schwarz, Mike Spillane, Paul La Bounty, Pete Grandjean, Brian Leutholtz, Darryn S. Willoughby

International Journal of Exercise Science: Conference Proceedings

Capsaicin and evodiamine are two thermogenic agents each recognized for their ability to stimulate the sympathetic nervous system and are thus found in many dietary supplements. Therefore, the purpose of this study was to observe the effects that capsaicin and evodiamine have on hemodynamics, energy expenditure, and markers of lipid oxidation while at rest and after a single bout of moderate-intensity exercise in young men. In a randomized, cross-over design, 11 men orally ingested 500 mg of capsaicin, evodiamine, or placebo while at rest after 30 minutes of resting energy expenditure assessment using open-circuit spirometry. After an additional 30 minutes …


Association Of Cardiovascular Fitness And Metabolic Syndrome In Male Police Officers, Matthew S. Schmidt, Steve Martin Feb 2013

Association Of Cardiovascular Fitness And Metabolic Syndrome In Male Police Officers, Matthew S. Schmidt, Steve Martin

International Journal of Exercise Science: Conference Proceedings

Metabolic syndrome has been shown in numerous studies to be related to a higher incidence of coronary artery disease (CAD). A study by Jurca and coworkers (Med. Sci. Sports Exerc 36(8):1301-1307, 2004) found a relationship between aerobic fitness and the prevalence of metabolic syndrome in a group of men enrolled in the Aerobics Center Longitudinal Study (ACLS). In addition, recent work in our lab (Int J Exerc Sci 2(1): S43, 2009) has supported these findings. However, research exploring this relationship is still lacking in male police officers. Previous research has suggested that the prevalence of CAD in police …


Gender Differences In Skin And Core Body Temperature During Exercise In A Hot, Humid Environment., Adam S. Venable, Randall R. Williams, Brian K. Mcfarlin Feb 2013

Gender Differences In Skin And Core Body Temperature During Exercise In A Hot, Humid Environment., Adam S. Venable, Randall R. Williams, Brian K. Mcfarlin

International Journal of Exercise Science: Conference Proceedings

Background. It is universally accepted that men and women regulate heat differently during exercise in hot, humid environments. Despite this common knowledge, little empirical data is available to explain how gender differences effect core/skin temperature changes. Further, the data that is available includes only limited measurement sites and/or time points. Methods. The purpose of this study was to measure the heat regulatory patterns for both men and women during 60-min of exercise in a hot, humid environment. Twenty aerobically fit subjects (10 men; 10 women) completed an acclimation session followed by a 60-min exercise protocol in an environmental chamber set …


Association Of Cardiovascular Fitness And Syndrome X In Male Firefighters, Adam C. Sanchez, Steven E. Martin, Brad S. Lambert, Alex Carradine, John S. Green Facsm, Steve F. Crouse Facsm Feb 2013

Association Of Cardiovascular Fitness And Syndrome X In Male Firefighters, Adam C. Sanchez, Steven E. Martin, Brad S. Lambert, Alex Carradine, John S. Green Facsm, Steve F. Crouse Facsm

International Journal of Exercise Science: Conference Proceedings

Metabolic syndrome has been shown in numerous studies to be related to a higher incidence of coronary artery disease. A study by Jurca and coworkers (Med. Sci. Sports Exerc 36(8):1301-1307, 2004) found a relationship between cardiovascular fitness and the prevalence of metabolic syndrome in a group of men enrolled in the Aerobics Center Longitudinal Study (ACLS). In addition, recent work in our lab (Int J Exerc Sci 2(1): S43, 2009) has supported these findings. However, research exploring this relationship is still lacking in male firefighters, whose leading cause of line-of-duty deaths is heart attacks. Purpose: To further …


Deptor Expression Correlates With Muscle Protein Synthesis, Kevin L. Shimkus, Elyse V. Wudeck, Yasaman Shirazi-Fard, Mats I. Nilsson, Nicholas P. Greene, Harry A. Hogan, James D. Fluckey Feb 2013

Deptor Expression Correlates With Muscle Protein Synthesis, Kevin L. Shimkus, Elyse V. Wudeck, Yasaman Shirazi-Fard, Mats I. Nilsson, Nicholas P. Greene, Harry A. Hogan, James D. Fluckey

International Journal of Exercise Science: Conference Proceedings

Mammalian target of rapamycin (mTOR) has long been declared a focal point of muscle protein synthesis. mTORC1 (an mTOR complex consisting of mTOR, raptor, PRAS40, and mLST8) has been associated with regulation of protein translation in muscle, altering expression and activity levels of key downstream targets S6K1 and eIF-4E-BP1. mTORC1 has been shown to be affected by various stimuli, including nutritional status, growth factors, and mechanical loading. But in past incidents we have found disconnects in muscle protein synthesis and mTOR signaling, stimulating discussions that mTOR content and activation alone may not be able to fully account for muscle protein …


Accuracy Of Various Newer Pedometers Placed At Different Body Sites, Victor Lee, Wonil Park, Byungmo Ku, Hirofumi Tanaka Feb 2013

Accuracy Of Various Newer Pedometers Placed At Different Body Sites, Victor Lee, Wonil Park, Byungmo Ku, Hirofumi Tanaka

International Journal of Exercise Science: Conference Proceedings

Introduction: Pedometers are increasingly used as a self-monitoring aid for achieving and increasing daily physical activity. Older pedometers had varied levels of accuracy ranging from 0 to 45% difference and were needed to be positioned in a certain way (on the waist). Newer models can be placed anywhere on the body but its accuracy is unknown when they are placed at different bodily sites. Purpose: We determined the accuracy of various newer pedometers under controlled laboratory and free walking conditions. Method: A total of 40 subjects (20 male and 20 female) varying widely in age (18-61 years) and BMI (18-38 …


Transiently Silencing Genes Associated With Voluntary Physical Activity Using Intravenous Injection Of Vivo‐Morpholinos, David P. Ferguson, Emily E. Schmidt, Dr.Timothy Lightfoot Feb 2013

Transiently Silencing Genes Associated With Voluntary Physical Activity Using Intravenous Injection Of Vivo‐Morpholinos, David P. Ferguson, Emily E. Schmidt, Dr.Timothy Lightfoot

International Journal of Exercise Science: Conference Proceedings

Physical inactivity has been associated with several diseases and conditions with multiple candidate genes proposed to regulate voluntary physical activity. However, there has not been a reliable method to silence candidate genes in vivo to determine causal mechanisms of physical activity regulation. The novel molecular biology tool, Vivo‐morpholinos, is a potential method to transiently silence specific genes. Thus, the aim of this study was to validate the use of Vivo‐morpholinos in a mouse model for voluntary physical activity with several sub‐objectives. We observed that Vivomorpholinos achieved between 60 – 97% knockdown of Drd1‐, Vmat2‐, and Glut4‐protein in skeletal muscle, the …


Aquatic Treadmill Training Reduces Blood Pressure Reactivity To Acute Graded Exercise In Previously Sedentary Adults, Brad S. Lambert, Nicholas P. Greene, Dustin P. Joubert, Steven E. Riechman, James D. Fluckey, Stephen F. Crouse, Alex T. Carradine Feb 2013

Aquatic Treadmill Training Reduces Blood Pressure Reactivity To Acute Graded Exercise In Previously Sedentary Adults, Brad S. Lambert, Nicholas P. Greene, Dustin P. Joubert, Steven E. Riechman, James D. Fluckey, Stephen F. Crouse, Alex T. Carradine

International Journal of Exercise Science: Conference Proceedings

Endurance exercise may reduce blood pressure and improve vasodilatory capacity thereby blunting the hypertensive response to stress. To test the efficacy of a novel model of low-impact endurance training, the aquatic-based treadmill (ATM), to improve blood pressure parameters, we recruited 60 sedentary adults and randomized to 12-weeks of either ATM (n = 36 [19 men, 17 women] , 41±2 yr, 173.58 ±1.58cm, 93.19 ±3.15kg) or land-based treadmill (LTM, n = 24 [11 men, 13 women], 42 ±2yr, 170.39 ±1.94cm, 88.14 ±3.6kg) training; 3sessions·wk-1, progressing to 500 kcal·session-1, 85% VO2max. The maximal Bruce treadmill test protocol was performed before and after …


Inter-Individual Differences In Tolerance To A Simulated Hemorrhage Challenge During Heat Stress: Cerebrovascular Control, Joshua F. Lee, Kevin M. Christmas, Chansol Hurr, Kiyoung Kim, R. Matthew Brothers, Michelle L. Harrison Feb 2013

Inter-Individual Differences In Tolerance To A Simulated Hemorrhage Challenge During Heat Stress: Cerebrovascular Control, Joshua F. Lee, Kevin M. Christmas, Chansol Hurr, Kiyoung Kim, R. Matthew Brothers, Michelle L. Harrison

International Journal of Exercise Science: Conference Proceedings

A high degree of inter-individual variability exists in heat stress (HS) -induced reductions in orthostatic tolerance relative to normothermia (NT), which may be associated with HS-mediated reductions in cerebral perfusion, and thus mechanisms of cerebrovascular control during hypotensive challenges. This study tested two hypotheses; 1) the magnitude of increase in cerebral autoregulation (CA) would be negatively correlated with the difference in tolerance to graded lower body negative pressure (LBNP) 30 [assessed with a cumulative stress index (CSI)] during HS relative to NT (CSIdiff), and 2) cerebrovascular sensitivity to HS-induced hypocapnia would be positively correlated with CSIdiff. Subjects (N=13) were exposed …


Eating And Exercise Behaviors, And Motivational Differences Between Kinesiology Majors And Non-Majors, Elizabeth L. Haddock, Stacey A. Gaines Feb 2013

Eating And Exercise Behaviors, And Motivational Differences Between Kinesiology Majors And Non-Majors, Elizabeth L. Haddock, Stacey A. Gaines

International Journal of Exercise Science: Conference Proceedings

Eating and exercise behaviors have garnered a substantial amount of research attention. Several health risks are known to be lower in individuals who exercise, yet only 35% of college students exercise on a regular basis (Silliman, Rodas-Fortier, & Neyman, 2004). Despite the evidence suggesting healthy eating and exercise habits to reduce chronic disease, college students typically do not meet their own stated goals for exercise and nutrition, or goals set forth by national guidelines (Walace, et al., 2000). Therefore, a college campus is a challenging yet necessary setting for people to overcome barriers and obstacles in their lives that may …


The Analysis Of Two Different Types Of Tapers On Exercise Performance, Christina Rial, David L. Nichols Ph.D., Facsm Feb 2013

The Analysis Of Two Different Types Of Tapers On Exercise Performance, Christina Rial, David L. Nichols Ph.D., Facsm

International Journal of Exercise Science: Conference Proceedings

The purpose of this study was to compare the differences in a step taper and an exponential decay taper across time. The subjects were randomly divided into two groups, the step (n = 9) or exponential decay (n = 11) group. The participant’s baseline tested, trained for 4 weeks, pre tested, tapered for one week, and then post tested. The exponential group (15.56 ± 1.33; 10.64 ± 1.21) had a significantly lower RPE compared to the step group (16.20 ± 2.68; 11.13 ± 0.64) in stage 4 of the pretest and in stage 2 of the posttest (p ≤ .05). …


Effects Of Two Weeks Of High-Intensity Interval Training (Hiit) On Monocyte Tlr2 And Tlr4 Expression In High Bmi Sedentary Men, Marta Child, Melanie Leggate, Michael Gleeson Jan 2013

Effects Of Two Weeks Of High-Intensity Interval Training (Hiit) On Monocyte Tlr2 And Tlr4 Expression In High Bmi Sedentary Men, Marta Child, Melanie Leggate, Michael Gleeson

International Journal of Exercise Science

International Journal of Exercise Science 6(1) : 81-90, 2013. Monocyte TLR expression has been shown to be reduced after a combination of aerobic and resistance exercise, but more studies considering the influences of different exercise intensities, type and duration on TLR expression are needed. Although there is an agreement about the importance of physical exercise, the minimal amount needed to improve health status is uncertain. Therefore, the aim of this study was to analyse the influence of 2 weeks of high-intensity intermittent exercise training on CD14+ monocyte TLR4 expression in a sedentary, high BMI population. As a secondary purpose, this …


Effect Of Gps Feedback On Lactate Threshold Pacing In Intercollegiate Distance Runners, Jacob W. Smith, Matthew F. Moran, John T. Foley Jan 2013

Effect Of Gps Feedback On Lactate Threshold Pacing In Intercollegiate Distance Runners, Jacob W. Smith, Matthew F. Moran, John T. Foley

International Journal of Exercise Science

International Journal of Exercise Science 6(1) : 74-80, 2013. In their roles as coaches, the authors have observed that first-year collegiate distance runners often have difficulty running at prescribed training paces during lactate threshold (LT) training runs. Previous research has validated the accuracy of global positioning system (GPS) devices in providing distance and velocity feedback during running. The purpose of this study was to determine the efficacy of using the Garmin Forerunner 305 GPS watch (Garmin) to reduce deviations from prescribed training paces during LT runs with first-year collegiate runners. Participants were two groups of varsity cross country runners who …


Association Of Venous Function And Post-Exercise Oxygen Consumption, Eric Tisdell, Matthew C. Scott, Zeki Bahadir, Tracie Parish, Arturo Arce-Esquivel, Devon Dobrosielski, Michael Welsch Jan 2013

Association Of Venous Function And Post-Exercise Oxygen Consumption, Eric Tisdell, Matthew C. Scott, Zeki Bahadir, Tracie Parish, Arturo Arce-Esquivel, Devon Dobrosielski, Michael Welsch

International Journal of Exercise Science

International Journal of Exercise Science 6(1) : 63-73, 2013. Excess post-exercise oxygen consumption (EPOC) has been attributed to metabolic, hemodynamic, neuroendocrine, and pulmonary factors. Interestingly, few studies have examined the role of venous system on EPOC. The purpose of this study was to examine the relationship between measures of vascular function and EPOC. Measures of vascular function and VO2 recovery kinetics were examined in 20 individuals [age=22+2.41 yrs]. Nondominant forearm arterial inflow, venous capacitance and venous outflow were evaluated at rest and after 5 minutes of upper arm occlusion, using strain gauge plethysmography. VO2 recovery kinetics was assessed …


Dietary Habits, Menstrual Health, Body Composition, And Eating Disorder Risk Among Collegiate Volleyball Players: A Descriptive Study, Suzanne L. Vargas, Kelly Kerr-Pritchett, Charilaos Papadopoulous, Virginia Bennett Jan 2013

Dietary Habits, Menstrual Health, Body Composition, And Eating Disorder Risk Among Collegiate Volleyball Players: A Descriptive Study, Suzanne L. Vargas, Kelly Kerr-Pritchett, Charilaos Papadopoulous, Virginia Bennett

International Journal of Exercise Science

International Journal of Exercise Science 6(1) : 52-62, 2013. Volleyball is typically considered a non-aesthetic sport. However, the revealing nature of volleyball uniforms may place additional pressure on female volleyball players to be thin and increase the risk of disordered eating. The purpose of this study was to provide descriptive data concerning the body composition, nutritional habits, eating disorder risk, and menstrual health of collegiate volleyball players. Female collegiate volleyball players (N = 14) completed a 7-day food record, menstrual health questionnaire, and EAT-26 survey. Participant body composition was determined using a 3 site skinfold test and the Bod …


Variations In Running Technique Between Female Sprinters, Middle, And Distance Runners, Ruthann Cunningham, Iain Hunter, Matthew K. Seeley, Brent Feland Jan 2013

Variations In Running Technique Between Female Sprinters, Middle, And Distance Runners, Ruthann Cunningham, Iain Hunter, Matthew K. Seeley, Brent Feland

International Journal of Exercise Science

International Journal of Exercise Science 6(1) : 43-51, 2013. In the sport of track and field, runners excel not only due to physiological characteristics but also aspects in running technique. Optimal technique allows runners the perfect the balance between running speed and economy. The ideal movement pattern may vary between events as the goal goes from economy of movement in the long-distance events to speed and power in the sprints. Understanding how each type of runner moves differently will help coaches more effectively train their athletes for each specific running event. This study was conducted to determine if sprinters, middle-distance, …


Investigation Of Injuries Occurring Within Competitive Waterskiing In The Uk, Sarah L. Loughlin Jan 2013

Investigation Of Injuries Occurring Within Competitive Waterskiing In The Uk, Sarah L. Loughlin

International Journal of Exercise Science

International Journal of Exercise Science 6(1) : 29-42, 2013. To date, most waterskiing research has been on recreational waterskiers from the USA. Our aim was to determine if the tournament waterskiing population in the UK had the same injury patterns as these previously studied populations. We hypothesised that the number of injuries, body parts injured and type of injury would vary by gender, event and competitive level. An online questionnaire was distributed to all British Water Ski Federation (BWSF) tournament licence holders. There were 90 participants: 24 female and 66 male (mean age 37 ± 15). Chi- squared and Fishers …


The Validity Of 7-Site Skinfold Measurements Taken By Exercise Science Students, Tiago V. Barreira, Matthew S. Renfrow, Wayland Tseh, Minsoo Kang Jan 2013

The Validity Of 7-Site Skinfold Measurements Taken By Exercise Science Students, Tiago V. Barreira, Matthew S. Renfrow, Wayland Tseh, Minsoo Kang

International Journal of Exercise Science

International Journal of Exercise Science 6(1) : 20-28, 2013. Skinfold (SKF) measurement is arguably the most ubiquitous method of estimating percent body fat (%BF) because of cost, ease, and feasibility. However, it is unknown how accurately novice exercise science students measure SKF thickness. Thus, the purpose of this study was to determine the validity with which exercise science students in an Exercise Physiology course measured skinfold thickness and estimated percent body fat (%BF) when compared to a skilled technician. Twenty-three novice undergraduate students were afforded both verbal measurement instruction and visual measurement demonstration and, subsequently, assessed SKF thicknesses of a …


Oxygen Cost Of Performing Selected Adult And Child Care Activities, Nathanael Meckes, Jesse W. Vezina, Stephen D. Herrmann, Brandon J. Sawyer, Siddhartha Angadi, Barbara E. Ainsworth Jan 2013

Oxygen Cost Of Performing Selected Adult And Child Care Activities, Nathanael Meckes, Jesse W. Vezina, Stephen D. Herrmann, Brandon J. Sawyer, Siddhartha Angadi, Barbara E. Ainsworth

International Journal of Exercise Science

International Journal of Exercise Science 6(1) : 11-19, 2013. Little is known about the oxygen cost of caring for infants and older adults. Many people perform these activities so it is useful to know the energy cost and if the activities are of sufficient intensity to contribute to meeting physical activity recommendations. The purpose of this study was to assess the oxygen cost of four care-related activities in the Compendium of Physical Activities. Nineteen participants (n = 10 women, n = 9 men; Age = 36.4 ± 13.6 y; % Fat = 34.1 ± 10.5; BMI = 28.1 ± 4.5 …


2012 International Journal Of Exercise Science Reviewer List Jan 2013

2012 International Journal Of Exercise Science Reviewer List

International Journal of Exercise Science

2012 International Journal of Exercise Science Reviewer List


The Evolutionary Role Of Physician Assistants Across The United States, Canada, And The United Kingdom, Brayden J. Gerrie, Elizabeth A. Holbrook Jan 2013

The Evolutionary Role Of Physician Assistants Across The United States, Canada, And The United Kingdom, Brayden J. Gerrie, Elizabeth A. Holbrook

International Journal of Exercise Science

International Journal of Exercise Science 6(1) : 1-8, 2013. With physician shortages looming ominously on the horizon, healthcare systems across the globe are awaiting a surge of eager young doctors to enter the field. Much to the dismay of these systems, it does not appear that there will be a collective sigh of relief in the coming years. Fortunately there still remains a promising position to fill the gaps and potentially overcome the growing inundation of patients, shortage of general practice physicians, and ever growing underserved rural populations: the position of physician assistant (PA). Through this review, the evolution of …


Physical Activity Among Mexicans And Mexican Americans In An Ecologic Systems Framework, Rebecca E. Lee, Lorna Mcneill, Lucie Levesque, Cynthia M. Castro, Edtna Jauregui Nov 2012

Physical Activity Among Mexicans And Mexican Americans In An Ecologic Systems Framework, Rebecca E. Lee, Lorna Mcneill, Lucie Levesque, Cynthia M. Castro, Edtna Jauregui

International Journal of Exercise Science: Conference Proceedings

Purpose: To operationalize the Ecologic Model of Physical Activity (EMPA) in an environmental and cultural context born in Mexico, but broadly adopted by Mexican Americans in the USA. Methods: Participant observation occurred over an immersive, ten month period in Jalisco, Baja California South, and the Distrito Federal, Mexico. Numerous meetings with researchers, school personnel, state health departments, and residents helped define environmental factors, cultural values, and the political context of Mexico. The EMPA was adapted to include examples from physical activity resources, health care settings and behavioral interventions. Results: Mexico is a middle income country leapfrogging from traditional physical activities …


Gender Difference In Obesity And Preventive Health Behaviors In A Us-Mexico Border Hispanic Cohort, Jing Wang, Belinda M. Reininger, Stanley Cron, Deidra Carroll, Susan P. Fisher-Hoch Nov 2012

Gender Difference In Obesity And Preventive Health Behaviors In A Us-Mexico Border Hispanic Cohort, Jing Wang, Belinda M. Reininger, Stanley Cron, Deidra Carroll, Susan P. Fisher-Hoch

International Journal of Exercise Science: Conference Proceedings

Purpose: Overweight and obesity is a prevalent chronic disorder in Mexican Americans, however, obesity-related behaviors and the role of gender remain unclear. This study examined gender difference in obesity-related health behaviors among Mexican Americans. Methods: A sample (n=1439) was drawn from the Cameron County Hispanic Cohort, a prospective cohort sample of Mexican American adults aged 18 years and older living in a large and poor city along the Texas / Mexico border. The participants’ baseline demographic, behavioral, and clinical measures were used for this analysis. Descriptive statistics and chi-square tests were conducted to analyze the data. Results: The sample had …


Healthy Bites: A Challenge-Based Worksite Wellness Nutrition Program, Mary E. Herndon, Adelina J. Espat, Laura R. Nathan-Garner Nov 2012

Healthy Bites: A Challenge-Based Worksite Wellness Nutrition Program, Mary E. Herndon, Adelina J. Espat, Laura R. Nathan-Garner

International Journal of Exercise Science: Conference Proceedings

Purpose: The worksite health promotion literature has shown that successful nutrition communication programs call for making small changes to diet, one at a time. The use of observational learning (role models) and a “challenge” scenario for behavior change is supported by Social Cognitive Theory. The significance of these small changes in worksites is underscored by a recent Harvard Business Review article suggesting workplace wellness programs can return up $2.71 on every $1.00 invested. The purpose of the proposed program, Healthy Bites, is to increase knowledge of employees regarding the impact of specific nutrition behaviors related to reducing cancer risk and …


Physical Activity Among Asian American Adults: Data From The 2010 Health Of Houston Survey, Dennis Kao, Amy Carvalho, Rebecca E. Lee Nov 2012

Physical Activity Among Asian American Adults: Data From The 2010 Health Of Houston Survey, Dennis Kao, Amy Carvalho, Rebecca E. Lee

International Journal of Exercise Science: Conference Proceedings

Purpose: The Asian American population represents the fastest growing minority groups in the US; yet, little is still known about physical activity (PA) among Asian Americans. This study examines PA among Asian American adults living in the Houston, TX area. Methods: Data on adults aged 18 and over were drawn from the Health of Houston Survey 2010—a population-based survey focused in the city of Houston and Harris County. PA was operationalized in two ways: number of moderate leisure-time PA days in the past week; and meeting CDC recommendations for aerobic exercise. Multivariate regression models (negative binomial and logistic) were used …


Using Housing Market Information To Improve Evaluation Of Physical Activity., Michael C. Farmer, Michael S. Shiroya Nov 2012

Using Housing Market Information To Improve Evaluation Of Physical Activity., Michael C. Farmer, Michael S. Shiroya

International Journal of Exercise Science: Conference Proceedings

Purpose: Heterogeneity exists in urban neighborhoods. Factors that affect home choice can differ even though socio-demographics are quite similar. It is possible residents’ tastes for environment features in home location also predict how well they respond to built-environment changes by increasing physical activity. Observing factors that affect location can contribute to physical activity success in public health. A study area in West Texas appears very homogeneous: 89% Caucasian; 72% registered Republican; 81% families with children; 68% college educated - 87% ‘some college;’ yet two distinct submarkets exist based on subtle differences in home purchase choices. The area has a high …


The Impact Of Home Availability Of The Relationship Between Neighborhood Availability And Fruit And Vegetable Conumption In Low-Income Ethnic Minorities, Erica Soltero, Scherezade K. Mama, Rebecca E. Lee Nov 2012

The Impact Of Home Availability Of The Relationship Between Neighborhood Availability And Fruit And Vegetable Conumption In Low-Income Ethnic Minorities, Erica Soltero, Scherezade K. Mama, Rebecca E. Lee

International Journal of Exercise Science: Conference Proceedings

Purpose: High availability of grocery stores and supermarkets has been positively associated with increased fruit and vegetable consumption, yet some studies have reported that the relationship between availability and consumption is equivocal or inconclusive indicating that availability does not directly translate to increased consumption. The purpose of this study was to investigate the mediating effect of home availability of fruits and vegetables on the relationship between neighborhood availability of supermarkets and grocery stores and fruit and vegetable consumption in low-income, ethnic minority neighborhoods. Methods: Data used in this study was taken from the Healthful Options Using Streets and Transportation in …


The Physical Activity Promotion Environment In Mexican Health Care Settings, Karla I. Galaviz, Lucie Lévesque, Rebecca Lee, Kim Bergeron Nov 2012

The Physical Activity Promotion Environment In Mexican Health Care Settings, Karla I. Galaviz, Lucie Lévesque, Rebecca Lee, Kim Bergeron

International Journal of Exercise Science: Conference Proceedings

Purpose: The health care environment is recognized as a promising setting in which to promote physical activity (PA). Nearly 40% of Mexican adults are inactive and whether Mexican health care environments are promoting PA is unknown. The purpose of this study was to describe and compare the PA promotion environment in Guadalajara, Mexico. Methods: Forty primary care clinics and hospitals from the three health care systems in Guadalajara were sampled: 15 from the Secretary of Health, 14 from the Social Security Institutes and 11 from the private sector. A tool for measuring the PA environment of health care settings, including …


A Quantitative Simulation Study Of Obesity Development Among A Young Population, Grant Zhao, Kevin Hall Nov 2012

A Quantitative Simulation Study Of Obesity Development Among A Young Population, Grant Zhao, Kevin Hall

International Journal of Exercise Science: Conference Proceedings

Purpose: Studying the process of obesity development among a real human population is difficult due to its impracticalities and ethical limitations. Our study aims to discover quantitative relationships and patterns in body weight change and obesity development via a novel approach - mathematical modeling of human metabolism and body weight simulation. Methods: Using publicly available data from the CDC, 1000 male and 1000 female individuals 18 years of age were randomly generated as a virtual population following a normal distribution in body weight and height. Three sample groups, each consisting of 100 male and 100 female individuals, were randomly selected …