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The aim of this study was to measure the effect of a 30-second pre-exercise maximal voluntary hyperventilation on the performance during a 50m front crawl.Nine well-trained swimmers (5 males [21.0±8.5 years, 181.4±3.5cm, 71.2±3.9kg] and 4 females [21.0±8.7 years, 166.2±5.0cm, 55.2±2.2kg]) performed a 50m front crawl sprint either in normal conditions (NO) or after hyperventilation (HV) (6 maximal...
Compare the activation of the cervical and shoulder muscles in the execution of adapted swimming with and without a snorkel.This study uses cross-sectional, analytical inference analysis. We studied the musculature of the right shoulder and cervical spine of 16 healthy participants. We examined seven muscles with surface electromyography including the cervical erector spinae, trapezius, infraspinatus,...
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