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Full-Text Articles in Kinesiology

Validation Of Hand-Held Bioelectrical Impedance Analysis For The Assessment Of Body Fat In Young And Old Adults, Lynn A. Wheeler Dec 2012

Validation Of Hand-Held Bioelectrical Impedance Analysis For The Assessment Of Body Fat In Young And Old Adults, Lynn A. Wheeler

Theses and Dissertations

Because of health concerns surrounding overweight and obesity, many individuals, health clubs, and physicians have begun using portable measures of body fat (BF) that are inexpensive and easy-to-use. Based on measures from these devices, health-related decisions are made and progress during fitness and/or dietary programs is tracked. However, accuracy of portable BF devices can be questionable, especially in free-living settings. Purpose: The purpose of this study is to evaluate the validity and reliability of a commercially-available, hand-held bioelectrical impedance analysis (BIA) device as a measure of BF during a controlled laboratory condition and a free-living condition. Methods: A total of …


The Effects Of Plantar Fasciitis On Multi-Segment Foot Running Gait Kinematics, Robin Lee Bauer Aug 2012

The Effects Of Plantar Fasciitis On Multi-Segment Foot Running Gait Kinematics, Robin Lee Bauer

Theses and Dissertations

Plantar fasciitis is a common lower extremity injury caused by mechanical overload that affects 10% of all runners. Despite its commonality, research results investigating the etiology of the condition and the most efficacious treatment have been equivocal. A potential limitation of previous research assessing the mechanical changes associated with plantar fasciitis may be the modeling of the foot as a single segment. To date no study has investigated running kinematics in individuals with plantar fasciitis using a multi-segment foot model. Sonography has also reported plantar fascia thickening and degeneration associated with plantar fasciitis in non-athletic populations; however it has not …


Relationship Between Counter Movement Jump Performance And Extraversion Level, David James Cornell Aug 2012

Relationship Between Counter Movement Jump Performance And Extraversion Level, David James Cornell

Theses and Dissertations

Introduction: Sport psychology literature has demonstrated a relationship between personality and physical ability and athletic performance. In general, individuals who exhibit a greater degree of extraversion display a greater physical ability and athletic performance than individuals who exhibit a lower degree of extraversion. The physiology literature has also demonstrated relationships between extraversion level and movement time and electrophysiological mechanisms (i.e., muscle activity) during a fine movement task. However to date, no study has investigated if these physiological relationships manifest themselves during a gross movement task. If a relationship exists, it may provide mechanistic reasoning behind the previously observed relationships between …


Effects Of Physical Exertion And Alignment Alterations On Trans-Tibial Amputee Gait, And Concurrent Validity Of Prosthesis-Integrated Measurement Of Gait Kinetics, Goeran Fiedler Aug 2012

Effects Of Physical Exertion And Alignment Alterations On Trans-Tibial Amputee Gait, And Concurrent Validity Of Prosthesis-Integrated Measurement Of Gait Kinetics, Goeran Fiedler

Theses and Dissertations

This study investigated the effects of slight changes in the alignment of the artificial limb of trans-tibial amputees on the walking pattern on the level of forces and moments, particularly when physical exertion levels increase. Two alignment conditions were assessed in ten trans-tibial amputees while walking with low and with "strong" levels of exertion. Two separate data collection methods were utilized simultaneously: a conventional motion analysis, and continuous recordings from prosthesis-integrated force sensors. While the former was used to compare bilateral leg symmetry across conditions, the latter allowed analyzing unilateral step variability within subjects. This paper presents both analyses in …


Development Of A Methodology For The Quantification Of Physiological Load For Soccer Players, Robert W. Wilson Aug 2012

Development Of A Methodology For The Quantification Of Physiological Load For Soccer Players, Robert W. Wilson

Theses and Dissertations

The overall aim of this research project was to devise valid mathematical models for quantifying the physiological load (PL) of practices and competitions for female and male NCAA Division I collegiate soccer players. Data from sub-maximal and maximal effort tests were used to construct these models. After development of the physiological load quantification (PLQ) models, the validity of them occurred by comparing them to the physiological gold standard of performed work, volume of oxygen consumed (V*O2). Last, comparisons of the scores from the PLQ models to the PL scores from the previous models occurred. In combination these three studies have …