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Sports Sciences

1998

Exercise -- Physiological aspects

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Full-Text Articles in Medicine and Health Sciences

Sense Of Effort Associated With Exercise In The Chronic Fatigue Syndrome, Karen E. Wallman Jan 1998

Sense Of Effort Associated With Exercise In The Chronic Fatigue Syndrome, Karen E. Wallman

Theses : Honours

Investigations into the mediators of effort sensation have indicated that central mechanisms related to corollary discharges may be responsible for an increased sense of effort during fatiguing isometric exercise. The role for central mediators for sense of effort have been objectively demonstrated through use of contralateral limb matching tasks. Subjects diagnosed with chronic fatigue syndrome (CFS) often report prevalent fatigue associated with a greater sense of effort when involved in exercise. This study employed a fatiguing contralateral limb-matching task in order to determine if CFS subjects (n == 6) experienced an altered sense of effort associated with the task when …


Changes In Muscular Power Associated With Delayed Onset Muscle Soreness, Carmel Nottle Jan 1998

Changes In Muscular Power Associated With Delayed Onset Muscle Soreness, Carmel Nottle

Theses : Honours

The aims of the this study were to investigate the effects of delayed onset muscle soreness (DOMS) following downhill running on cycling power output and to determine the extent of any relationships between power output, strength, and DOMS. 12 active male subjects (aged 18-25 years) were randomly assigned to either a test (n=7) or control (n=5) group. The test group performed a 5 x 8 minute downhill running protocol at a grade of -7% and a speed corresponding to 80% of the subjects age predicted heart rate maximum. Measurements of isometric knee extension and flexion strength, peak and average cycling …