Search Results

open access

Effect of Resistance Training on Cytokines in Hiv+ Men with Chemical Dependence

Description: Human immunodeficiency virus (HIV) and substance abuse (drug and/or alcohol) independently impair the immune system; importantly, the combination of HIV infection and substance abuse might produce more than an additive effect on this system. Tumor necrosis factor-alpha (TNF-?) and Interferon gamma (IFN?) are pro-inflammatory cytokines involved in differentiation of Th0 cells into Th1 cells. Interleukin 4 (IL-4) and Interleukin 10 (IL-10) are anti-inflammatory cytokine involved in differentiatio… more
Date: May 2012
Creator: Curtis, John Harper
open access

Ecological Analysis of Physical Activity and Health-related Quality of Life in Female College Students.

Description: Health-related quality of life (HRQOL) is a comprehensive construct including physical and psychosocial health functioning. Despite significant health benefits of regular physical activity (PA), over 40% of female college students do not meet recommended PA guidelines to improve their health. This study investigated the influences of individual, social, and physical environmental factors on students’ PA and HRQOL. Participants were 235 female university students who completed validated surveys … more
Date: December 2011
Creator: Dunn, Jacqueline
open access

Resilience and Health Outcomes in Patients with Traumatic Injury

Description: Due to the increasing healthcare costs and reduced length of hospital stay it is becoming increasingly important to identify individuals who are ‘at risk’ of experiencing long-term health issues. The purpose of the study was to: (1) determine if resilience, self efficacy and depression changed from inpatient to 3-month follow up; (2) examine the relationship between resilience, self efficacy, depression, and quality of life (social roles/activity limitations) at inpatient and 3-month follow up;… more
Date: August 2011
Creator: Christensen, Megan Elizabeth
open access

Limiting Disability Post-Brain Injury Through a Physical Activity Centered Education Program

Description: Brain injury (i.e., traumatic brain injury, stroke) is a considerable public health issue due to complicated outcomes of the injury, increasing incidence, and high costs linked with medical treatment. Rehabilitation centers are challenged to help individuals manage the resultant associated conditions and prevent secondary and chronic conditions. Research has shown that health promotion programs (HPP) that incorporate education about physical activity (PA) are one mode of rehabilitation that ca… more
Date: August 2011
Creator: Irwin, Kelley
open access

Reliability and Validity of the FITNESSGRAM® Physical Activity Items

Description: Large-scale assessments of children and youth physical activity (PA) behaviors are regularly conducted in school settings. In addition to assessing actual fitness, the FITNESSGRAM® assesses self-reported PA behaviors for aerobic, strengthening, and flexibility activity within the past 7 days. The purpose of this study was to examine the reliability and validity of the three PA items. Participants included 1010 students in grades three through twelve and were either tested under a teacher – teac… more
Date: August 2011
Creator: San Miguel, Kaleigh
open access

Identifying the Physical Activity Needs of Outpatients with a Traumatic Brain Injury

Description: Traumatic brain injury (TBI) is a significant public health issue due to the incidence, complexity, and cost associated with treatment – emphasizing the need for effective rehabilitation programs. One mode of rehabilitation that has been demonstrated to improve health and reduce healthcare costs is health promotion programs (HPPs) that incorporate physical activity (PA). However, PA is not currently incorporated into the standard of care post-TBI. The purpose of this study was to conduct group … more
Date: August 2011
Creator: Self, Megan
open access

The Influence of Self-Esteem and Body Dissatisfaction on Muscle Dysmorphia and Exercise Dependence

Description: Using the psycho-behavioral model as a conceptual framework, the purpose of this study was to explore the relationships between self-esteem, body dissatisfaction, muscle dysmorphia, and exercise dependence among college men. Participants (n = 110) completed surveys including a demographic questionnaire, the Rosenberg Self-Esteem Scale, Body Part Satisfaction Scale, Drive for Muscularity Scale, and Exercise Dependence Scale-21. No significant relationship was found between self-esteem and muscle… more
Date: August 2011
Creator: Parnell, Reid
open access

Relation Between the FITNESSGRAM® Ftness Assessment and Self-Reported Physical Activity Questions

Description: The FITNESSGRAM® is regularly used to assess physical fitness (PF) of adolescents. In addition to the PF assessment, the FITNESSGRAM also includes self-report physical activity (PA) items. The purpose of this study was to examine whether the self-report aerobic, muscular strengthening, and flexibility PA behavior items indicated adolescents’ cardiorespiratory, muscular strength, and flexibility fitness and their body composition. Logistic regression analysis was used to examine the relation bet… more
Date: August 2011
Creator: Tucker, Jacob
open access

Mechanisms Affecting Bench Press Throw Performance while Using a Counter-Balanced Smith Machine

Description: The use of a counter-balance weight system of a Smith machine affects measures of bench press throw performance. Twenty-four men performed bench press throws at 30% of their one-repetition maximum under four different conditions: 1) counter-balance and rebound movement (RC), 2) no counter-balance and rebound movement (RNC), 3) counter-balance and concentric only movement (CC), and 4) no counter-balance and concentric only movement (CNC). Peak power, force, and concentric and eccentric velocitie… more
Date: May 2011
Creator: Buddhadev, Harsh
open access

Self-Efficacy and Fears of Pain and Injury in Gymnastics and Tumbling: Does a Previous Injury Matter?

Description: The purpose of this study was to explore whether a previous gymnastic or tumbling injury influences gymnasts' and tumblers' self-efficacy, motivation, competition anxiety, and fears of pain and injury. Participants (N = 105) completed survey packets during practice which contained demographic questions and questionnaires that measure self-efficacy for physical abilities and exercise, self-motivation, risk of injury, pain catastrophizing, and sport anxiety. Results of a one-way ANOVA indicated t… more
Date: December 2010
Creator: Jackson, Stacy
open access

Self-Objectification, Body Image, Eating Behaviors, and Exercise Dependence among College Females

Description: The purposes of this study were to examine the associations between (a) self-objectification, (b) body shame, (c) appearance anxiety, and (d) exercise dependence. Participants (N = 155) completed a demographic questionnaire and a survey packet including the Body Surveillance subscale and Body Shame subscale of the Objectified Body Consciousness Scale, Appearance Anxiety Scale, Eating Attitudes Test 26, and the Exercise Dependence Scale. Correlations were conducted revealing associations betwee… more
Date: August 2010
Creator: Kessler, Kelly L.
open access

Self-Objectification and Sport Participation: Do the Gendered Makeup and Competitive Level of the Team Matter?

Description: The purposes of this study were to (a) investigate differences in self-objectification, self-surveillance, body shame, and flow among female athletes on all-women's and coed ultimate frisbee teams at different competitive levels, and (b) examine the objectification theory model across groups. Participants (n = 112) completed online surveys including a demographic questionnaire, trait and state versions of the Self-Objectification Questionnaire, Body Surveillance and Body Shame subscales of the … more
Date: May 2010
Creator: Ede, Alison
open access

Identifying Changes in Resilience during Rehabilitation from a Spinal Cord Injury

Description: The study purposes were to identify changes in resilience, satisfaction with life (SWL), depression, spirituality, and functional independence (FI) and to examine the relationship between these variables, during the inpatient rehabilitation for a spinal cord injury (SCI). The sample included 42 individuals with a SCI, 33 males and 9 females, who were inpatients with a mean stay of 52 days (SD = 15.78). A repeated measures design was employed with questionnaires completed at three times during r… more
Date: May 2008
Creator: White, Brian Dale

Treadmill validation of the Siconolfi step test.

Description: Maximal oxygen uptake (VO2max) is the internationally recognized measure of a person's cardiorespiratory fitness. Currently the most accurate way of assessing one's true VO2max involves the use of maximal exercise tests, which require the use of specialized equipment, and are time consuming and costly. The purpose of this study was to determine the validity of the submaximal Siconolfi step test to estimate VO2max. A second purpose was to determine if body fat percentage improved the validity. T… more
Access: Restricted to the UNT Community Members at a UNT Libraries Location.
Date: May 2005
Creator: Harkrider,Tiffani L.
open access

VO2 response profile in heavy intensity cycling after heavy intensity arm or leg exercise.

Description: The elevated CO2 levels, elevated temperature, and lower blood pH that may occur during exercise should enhance O2 delivery to the exercising muscles. It was hypothesized that performance of prior exercise (PE) would result in a faster VO2 response, as well as a reduced slow component contribution, in subsequent exercise bouts. Five women (21 ± 1 yr) and 10 men (23 ± 2 yr) performed nine 6-min bouts of heavy intensity cycle ergometer exercise (i.e., above the ventilatory threshold, individual… more
Date: December 2006
Creator: Ptak, April Louise
open access

Use of repeated tests and rolling breath averages affects the precision of quantifying the VO2 response profile in moderate intensity cycling.

Description: The purpose of this study was to determine whether working in the field of deaf education, as opposed to general education, results in a higher level of technology integration. A secondary goal was to determine if deaf educators who are deaf integrate technology at a higher level than their hearing counterparts. The instrument chosen for this study was the LoTi Technology Use Profile, a tool used to explore the role of technology in the classroom. A total of 92 participates were included in t… more
Date: August 2006
Creator: Pedini, Daniela Marie
open access

Body Ideals and Weight Bias: Does Ethnicity Make a Difference?

Description: The current study investigates whether there are there ethnic differences between Caucasian, African American, and Hispanic women in (a) weight bias, (b) body ideals, (c) social awareness and internalization of appearance standards and (d) physical activity in relation to these constructs. Participants included 130 Caucasian, 103 African American, and 52 Hispanic undergraduate female students. Participants completed a demographic survey, the Antifat Attitudes Test, the Figure Rating Scale, the… more
Date: August 2006
Creator: Liebig, Yvonne D.

Accuracy of Self-Reported Height, Weight, and Calculated BMI and Resulting FITNESSGRAM® Healthy Fitness Zone Classification

Description: The determination of adiposity in adolescents is often assessed with calculations of body mass indices (BMI). Researchers often obtain these measurements from self-reported (SR) values. The purpose of this study was to determine the accuracy of SR height, weight, and calculated BMI (from height and weight). SR and actual measured (ME) BMI values were compared with standards from the FITNESSGRAM® Healthy Fitness Zone (HFZ) classifications. SR height and calculated BMI were found to be accurate w… more
Access: Restricted to UNT Community Members. Login required if off-campus.
Date: May 2006
Creator: Rowell, Chelsie Joyce

The Effects of Motivational and Instructional Self Talk on the Attentional Focus of High School Distance Runners.

Description: The purposes of this study were to examine the (a) attentional focus strategies used by high school distance runners, (b) changes in attentional focus across four laps in three 1.6 km runs, and (c) effects of a pre-performance intervention using motivational and instructional self talk on the attentional focus strategies used by and performance of high school distance runners. Participants (N = 42) completed a background and demographic questionnaire, the Cross Country Attentional Focus Invento… more
Access: Restricted to UNT Community Members. Login required if off-campus.
Date: May 2005
Creator: Burgess, Amber G.

Effect of Chronic Alcohol Abuse and Resistance Training on the Skeletal Muscle Androgen Receptor Concentration of Rats

Description: The purpose was to examine the effect of chronic alcohol abuse on the androgen receptor content (AR) in skeletal muscle, and to determine if this effect was influenced by resistance training. Thirty-four male rats (456 ± 1 g; mean ± SE) were divided into 4 groups: Sham exercise-Ethanol, Sham exercise-Normal diet, Exercise-Ethanol, and Exercise-Normal diet. Both Exercise groups underwent a 6-week "squat" resistance training protocol and both Ethanol groups received an alcohol-rich diet throughou… more
Access: Restricted to UNT Community Members. Login required if off-campus.
Date: August 2004
Creator: Vingren, Jakob L.
open access

Exploring flow among Division I and intramural athletes.

Description: This study explores the flow experiences of collegiate athletes. NCAA Division I athletes and intramural athletes (N = 180) completed a series of measures on their flow experiences. Comparisons were made regarding the characteristics of flow, the perceived facilitators of flow, the frequency of flow experiences, and explored the role of perceived ability. Using a person by situation interaction framework, this study singles out perceived ability as a person factor and competitive level as a sit… more
Date: May 2004
Creator: Peterson, Ryan J.
open access

Primary Caregiving Father's Perceptions of Leisure

Description: The purpose of this study was to evaluate the impact the primary caregiving role had on men's perceptions of leisure. The Assessment of Leisure and Recreation Involvement (Ragheb, 2002) was used to examine men's leisure. Twenty-five stay-at-home dad groups were solicited via e-mail; 81 men submitted usable responses to an online survey. Respondents considered themselves the primary caregiver for children in the household and at least one child was younger than 12. Descriptive data were collecte… more
Date: May 2004
Creator: Hall, Rebecca
open access

NCAA Division I Athletes Preferences for Coaching Behaviors

Description: The purpose of this study was to determine whether coaching behavior preferences of NCAA Division I athletes differ as a function of gender and type of sport. The Coaching Behavior Questionnare (CBQ; Martin & Barnes, 1999) was administered to 195 NCAA Division I athletes. Gender and sport type were the independent variables and the participant's mean scores for the subscales on the CBQ were the dependent variables. Descriptive statistics revealed that, overall, NCAA Division I athletes prefer p… more
Date: December 2003
Creator: Barnes, Kelly A.
open access

Attentional Focus Strategies of Multi-Sport Athletes.

Description: The purpose of this study was to determine (a) the attentional focus strategies used by triathletes during the three stages of an Olympic distance triathlon, (b) if level of experience influences the attentional focus strategies used by triathletes, and (c) whether there is a relationship between athletes finishing times and the attentional strategies used in each stage of the race. Triathletes (N = 160) completed the Triathlon Attentional Focus Inventory, which measured association and dissoci… more
Date: August 2003
Creator: Werner, Sara M.
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