Research Topics
| Robert G McMurraySummaryAffiliation: University of North Carolina Country: USA Publications
| Collaborators
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Detail Information
Publications
Rationale, design, methodology and sample characteristics for the family partners for health study: a cluster randomized controlled studyDIANE C BERRY
School of Nursing, The University of North Carolina at Chapel Hill, Campus Box 7460, Chapel Hill, NC 27599 7460, USA
BMC Public Health 12:250. 2012..This paper describes the rationale, design, methodology, and sample characteristics of a 5-year cluster randomized controlled trial being conducted in eight elementary schools in rural North Carolina, United States...
The timing of fluid intake during an Olympic distance triathlonRobert G McMurray
University of North Carolina, Department of Exercise and Sport Science, Chapel Hill, NC 27599, USA
Int J Sport Nutr Exerc Metab 16:611-9. 2006..It was concluded that the consumption of fluids earlier in the cycle phase of the Olympic distance triathlon benefits the run and overall performance time...- Do overweight girls overreport physical activity?Robert G McMurray
Department of Exercise and Sport Science, University of North Carolina, Chapel Hill, NC 27599 8700, USA
Am J Health Behav 32:538-46. 2008..To determine if overweight adolescent girls are more likely to overreport physical activity compared to normal-weight girls... - Is physical activity or aerobic power more influential on reducing cardiovascular disease risk factors?R G McMurray
Center for Health Promotions Disease Prevention, University of North Carolina, Chapel Hill, USA
Med Sci Sports Exerc 30:1521-9. 1998..The study also determined how increased VO2max and increased PA levels influence CVD risk factors of 576 low-fit adults (VO2max < 30 mL.kg-1.min-1)... 
Influence of physical activity on change in weight status as children become adolescentsRobert G McMurray
Department of Exercise and Sport Science, University of North Carolina, Chapel Hill, NC 27599 8700, USA
Int J Pediatr Obes 3:69-77. 2008..Physical activity (PA) has been shown to have a positive effect on weight status, but habitual physical activity declines as youth age, yet some adolescents do not gain weight...- Rationale, design and methods of the HEALTHY study physical education intervention componentR G McMurray
Department of Exercise and Sport Science, University of North Carolina, Chapel Hill, NC 27599 8700, USA
Int J Obes (Lond) 33:S37-43. 2009..Equipment and PE teacher assistants were provided for each school. An expert in PE at each center trained the PE teachers and assistants, monitored delivery of the intervention and provided ongoing feedback and guidance... - Effects of being overweight on ventilatory dynamics of youth at rest and during exerciseRobert G McMurray
Department of Exercise and Sport Science, University of North Carolina, CB 8700, Chapel Hill, NC 27599 8700, USA
Eur J Appl Physiol 111:285-92. 2011..However, the modifications appear to meet the metabolic demands of exercise... - Relationship of potassium ions and blood lactate to ventilation during exerciseRobert G McMurray
Applied Physiology Laboratory, University of North Carolina at Chapel Hill, CB 8700, Fetzer Gym, Chapel Hill, NC 27713, USA
Appl Physiol Nutr Metab 35:691-8. 2010..Conversely, the inconsistent relationship between blood lactate and ventilation brings into question the importance of the relationship between lactate and ventilation during exercise... - Importance of proper scaling of aerobic power when relating to cardiometabolic risk factors in childrenRobert G McMurray
Department of Exercise and Sport Science, University of North Carolina, Chapel Hill, NC, USA
Ann Hum Biol 38:647-54. 2011.... - Interactions of metabolic hormones, adipose tissue and exerciseRobert G McMurray
University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599 8700, USA
Sports Med 35:393-412. 2005..Although the physiological role of the endocrine system during exercise and training is significant, other training effects may have as great, or greater influence on lipolytic activity in adipose tissue... - Predicted maximal aerobic power in youth is related to age, gender, and ethnicityRobert G McMurray
Department of Exercise and Sport Science, School of Nursing, University of North Carolina, Chapel Hill, NC 27599 8700, USA
Med Sci Sports Exerc 34:145-51. 2002..To determine the effects of age, gender, and ethnicity on the predicted aerobic power of youth as they age from 8 to 16 yr... - Comparison of two approaches to structured physical activity surveys for adolescentsRobert G McMurray
Department of Exercise and Sport Science, CB 8700, Fetzer Gym, University of North Carolina, Chapel Hill, NC 27599 8700, USA
Med Sci Sports Exerc 36:2135-43. 2004.... - The influence of physical activity, socioeconomic status, and ethnicity on the weight status of adolescentsR G McMurray
Department of Exercise and Sport Science, University of North Carolina, Chapel Hill 27599 8700, USA
Obes Res 8:130-9. 2000..This study examined the effects of physical activity, television viewing, video game play, socioeconomic status (SES), and ethnicity on body mass index (BMI)... - Tracking of physical activity and aerobic power from childhood through adolescenceRobert G McMurray
Department of Exercise and Sport Science, University of North Carolina, Chapel Hill 27599 8700, USA
Med Sci Sports Exerc 35:1914-22. 2003..To evaluate the tracking of physical activity levels (PA) and aerobic power (VO2max) in African-American (AA) and Caucasian (CA) youth as they age from 8 to 16 yr... - Gender and ethnic changes in physical work capacity from childhood through adolescenceRobert G McMurray
Department of Exercise and Sport Science, University of North Carolina, Chapel Hill 27599 8700, USA
Res Q Exerc Sport 74:143-52. 2003..05). Although correlations and grouping suggested moderate tracking; girls with high relative PWC170 tended to migrate to lower levels as they aged, where as high-peforming boys maintained their PWC170 as they aged... - Validity of self-reported leisure-time sedentary behavior in adolescentsOlivia Affuso
Department of Epidemiology, University of Alabama at Birmingham, 1530 Third Ave, South, RPHB 220E, Birmingham, AL 35294 0022, USA
J Negat Results Biomed 10:2. 2011..Criterion measure of sedentary behavior was via accelerometry over three days using a cut point of < 50 counts · 30 sec⁻¹ epoch. Comparisons between sedentary behavior by the two instruments were made... - A school-based intervention can reduce body fat and blood pressure in young adolescentsRobert G McMurray
Department of Exercise and Sport Science R G M, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina 27599 8700, USA
J Adolesc Health 31:125-32. 2002..To determine the effect of increasing the aerobic component of the school's physical activity program and improving the knowledge about weight control and blood pressure on the blood pressure and body fat of early adolescents... - Influence of aerobic power and percent body fat on cardiovascular disease risk in youthKristin S Ondrak
Department of Exercise and Sport Science, University of North Carolina, Chapel Hill, North Carolina 27599 8700, USA
J Adolesc Health 41:146-52. 2007..To describe how the relationships between aerobic power or percent body fat and cardiovascular disease (CVD) risk differ by age... - Assessing physical activity in adolescents: common activities of children in 6th-8th gradesJoanne S Harrell
School of Nursing, University of North Carolina at Chapel Hill, USA
J Am Acad Nurse Pract 15:170-8. 2003.... - Energy costs of physical activities in children and adolescentsJoanne S Harrell
University of North Carolina at Chapel Hill, School of Nursing, CB 7460, Chapel Hill, NC 27599, USA
Med Sci Sports Exerc 37:329-36. 2005..kg(-1).h(-1)) in terms of caloric cost and metabolic equivalents of activities commonly performed by children and adolescents. Secondary aims were to determine at what age and pubertal developmental stage values approach those of adults... - The interaction of obesity and puberty on substrate utilization during exercise: a gender comparisonRobert G McMurray
Dept of Exercise and Sport Science, University of North Carolina Chapel Hill, Chapel Hill, NC, USA
Pediatr Exerc Sci 23:411-31. 2011..The effects of obesity on the substrate use is marginally related to puberty... - The relationship between serum and salivary cortisol levels in response to different intensities of exerciseMitch D Vanbruggen
Department of Exercise and Sport Science, University of North Carolina, Chapel Hill, NC, USA
Int J Sports Physiol Perform 6:396-407. 2011..The effect of exercise intensity on the tracking of serum and salivary cortisol responses was examined in 12 endurance-trained males (maximal oxygen uptake [VO2max] = 58.2 ± 6.4 mL/kg/min)... - Interrelationships among changes in leptin, insulin, cortisol and growth hormone and weight status in youthKristin S Ondrak
University of North Carolina at Chapel Hill, Department of Exercise and Sport Science, Chapel Hill, NC, USA
J Clin Res Pediatr Endocrinol 3:22-8. 2011..The purpose of this investigation was to compare changes in leptin, insulin, cortisol and GH levels in youth who maintained their weight status vs. those who moved from normal weight to overweight or vice versa... - Relationship between cardiovascular risk factors and adipokines in adolescentsDaniela A Rubin
Department of Exercise and Sport Science, University of North Carolina at Chapel Hill, Chapel Hill, N C, USA
Horm Res Paediatr 76:123-9. 2011..This study evaluated the associations of adipokines with cardiovascular risk factors... - The association between insulin resistance and cytokines in adolescents: the role of weight status and exerciseDaniela A Rubin
Department of Exercise and Sport Science, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA
Metabolism 57:683-90. 2008..Increased adiposity, resulting in reduced adiponectin and increased resistin and TNF-alpha, may link these cytokines with IR in adolescents... - The relationships between leptin and measures of fitness and fatness are dependent upon obesity status in youthPeter A Hosick
Dept of EXSS, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599 8700, USA
Pediatr Exerc Sci 22:195-204. 2010..In conclusion the relationship between aerobic fitness and leptin in youth is dependent upon weight status... - The relationship between leptin, metabolic hormones, exercise and body composition in adolescentsDaniela A Rubin
Applied Physiology Laboratory, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599 8605, USA
J Pediatr Endocrinol Metab 18:1073-81. 2005..Leptin is negatively associated with cortisol in boys and with thyroid hormones in girls; these hormones possibly interact to sustain normal growth and maturation... - Comparing short-term complex and compound training programs on vertical jump height and power outputJason P Mihalik
Department of Exercise and Sport Science, University of North Carolina, Chapel Hill, North Carolina, USA
J Strength Cond Res 22:47-53. 2008.... - Exercise-induced breathing patterns of youth are related to age and intensityKristin S Ondrak
Department of Exercise and Sport Science, The University of North Carolina, 209 Fetzer Gymnasium, Chapel Hill, NC 27599 8700, USA
Eur J Appl Physiol 98:88-96. 2006..063 for all models). These results suggest that in the control of inspiratory drive and timing during exercise in youth, sex is of minor importance but there are age-related changes which are marginally associated with CO(2)... - Core temperature influences on the relationship between exercise-induced leukocytosis and cortisol or TNF-alphaErica S Cooper
Applied Physiology Laboratory, Department of Exercise and Sport Science, CB 8700, Fetzer Gym, University of North Carolina, Chapel Hill, NC 27599 9700, USA
Aviat Space Environ Med 81:460-6. 2010..Thus, this study attempted to determine the combined effect of exercise and differing elevations in core temperature on exercise-induced leukocytosis and to examine associations between any leukocytosis and cortisol orTNF-alpha... - Substrate utilization and hormonal responses to moderate intensity exercise during pregnancy and after deliveryRaymond C Bessinger
Department of Nutrition, University of North Carolina, Chapel Hill, USA
Am J Obstet Gynecol 186:757-64. 2002..Furthermore, a 30-minute bout of moderate intensity exercise would not be expected to compromise fetal amino acid availability... - The Relationship between Changes in Weight Status and Insulin Resistance in YouthKristin S Ondrak
Department of Exercise and Sport Science, University of North Carolina at Chapel Hill, 209 Fetzer Gym CB 8700, Chapel Hill, NC 27599, USA
Int J Pediatr Endocrinol 2009:862061. 2009..1%) (P < .05). The association between changes in BMI z-score and HOMA-IR was r = 0.49 when only the NO and ON groups were included. These results reinforce the importance of preventing youth from becoming overweight to control IR... - Process evaluation results from the HEALTHY physical education interventionWilliam J Hall
School of Nursing chool of Social Work, University of North Carolina, Chapel Hill, NC 27599, USA
Health Educ Res 27:307-18. 2012..Other barriers included teacher disengagement, large classes, limited gym space and poor classroom management. Findings suggest that the PE intervention was generally implemented and received as intended despite several barriers... - Tracking of physical activity and inactivity in middle school girlsChris D Baggett
Department of Epidemiology, University of North Carolina at Chapel Hill, NC 27599, USA
Med Sci Sports Exerc 40:1916-22. 2008..The purpose of this study was to describe and compare the levels of tracking of physical activity and inactivity as assessed by self-report and accelerometry in middle school girls during a 2-yr period... - The effects of menstrual cycle phase on clinical measures of concussion in healthy college-aged femalesJason P Mihalik
Department of Exercise and Sport Science and Curriculum in Human Movement Science, The University of North Carolina, Chapel Hill, NC 27599, USA
J Sci Med Sport 12:383-7. 2009..Therefore, decreased performance on these measures following a suspected concussion is likely not attributable to menstrual cycle phase or use of OCP... - Accuracy of three dry-chemistry methods for lipid profiling and risk factor classificationDaniela A Rubin
Department of Exercise and Sport Science, University of North Carolina, Chapel Hill, NC 27599-8700, USA
Int J Sport Nutr Exerc Metab 13:358-68. 2003..All 3 analyzers provided a good overall risk classification; however, values of HDL-C should be only used for screening purposes... - Effects of a three-year intervention: the Copenhagen School Child Intervention StudyAnna Bugge
Centre of Research in Childhood Health, Institute of Sport Science and Clinical Biomechanics, University of Southern Denmark, Odense M, Denmark
Med Sci Sports Exerc 44:1310-7. 2012..This study assessed short-term and long-term effects of a 3-yr controlled school-based physical activity (PA) intervention on fatness, cardiorespiratory fitness (VO(2peak)) and CVD risk factors in children...