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Association between physical fitness and job performance in South African fire-fighters.Schmidt, Carl. 28 November 2013 (has links)
Aim. Accurate correlations between a wide range of physical fitness measures and occupational demands are needed in order to identify specific fitness tests and training needs for firefighters. Methods.
Forty-eight experienced, professional firefighters (29 ± 7.24 yrs) participated in fitness and job performance testing sessions each spaced a week apart. Analysis was performed using Pearson moment correlation coefficients and multiple linear regression with alpha set at p≤.05.
Results. Significant correlations (p≤.01) were found between a job performance task (Revised Grinder) and the following: lean muscle mass (r = -.69), overall fitness (r = -.62), height (r = -.62), strength endurance: deadlift (r = -.54), bent-over row (r = -.51), bench press (r = -.51), shoulder press (r = -.46); maximal strength: hand grip strength (r = -.57), bench press (r = -.51), anaerobic capacity: 400m (r = .50), and aerobic capacity: multistage shuttle run (r = -.46). Multiple linear regression determined that lean muscle mass and aerobic capacity account for 82% of the variation in the job performance task. Conclusion. It is apparent that firefighting taxes virtually all aspects of physical fitness. This data can help the exercise specialist choose appropriate tests and prescribe specific fitness programmes for firefighters. Traditional firefighter exercise programmes focusing mainly on cardiovascular fitness should be replaced with physical conditioning programmes that address all components of fitness. Cardiovascular fitness testing should include the performance of job-related tasks to improve test validity. / Thesis (M.Sport Sc.)-University of KwaZulu-Natal, Westville, 2012.
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Effects of Meal Size and Type, and Level of Physical Activity on Perceived Masculinity, Femininity, Likability and AttractivenessHill, Christie D. 12 1900 (has links)
Previous research indicates that women are judged on the amount of food eaten and that both men and women are judged on the type of food eaten. This study is an attempt to determine whether meal size or type predominantly accounts for these findings on the variables of masculinity, femininity, attractiveness, thinness, fitness, and likability. Physical activity was also included to determine its effect on these variable. Subjects used were 313 undergraduate students. Results indicate that meal type is more influential than meal size and that physical activity significantly influences judgements of others. The results are discussed in terms of future research and relatedness to socio-cultural theories of eating disorders.
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Examining the Relationship between Body Work and Muscle Dysmorphia SymptomsReynolds, Katharine J. 01 August 2010 (has links)
The purpose of this study was to investigate whether men with a large amount of Muscle Dysmorphia symptoms had a more favorable outlook and opinion of body work. Participants in the current study were a convenience sample of men recruited from undergraduate classes at Western Kentucky University and the community of Bowling Green Kentucky and Somerset Kentucky. A total of 215 men completed the study. Participants completed the Muscle Dysmorphia Inventory (MDI) and the Attitude-Behavior Questionnaire (ABQ). Results indicate scores on the MDI were significant predictors of scores on the ABQ. This suggests that men with a high number of Muscle Dysmorphia symptoms have a more favorable outlook and opinion of body work.
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