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Joshua K. Sponbeck ; Iain Hunter ; Katy A. Neves ; Dallin C. Swanson ; Derek A. Swanson ; Wayne A. Johnson |Aims To examine single bout and season long Achilles tendon cross-sectional area (CSA) changes before and after running during the early and late cross-country season. Design: Observational repeated measures design study. Setting Cont[...]Article
Objectives To quantify the effects of medicine ball mass (1 kg, 1.5 kg, 2 kg) on the intensity of 90°/90° plyometric throwing exercise. Study design Controlled laboratory study. Setting Biomechanics laboratory. [...]Article
Wayne A. Johnson, Auteur ; Ulrike H. Mitchell, Auteur ; Katie Meek, Auteur ; et al., Auteur |Objective To determine if stretching for a constant total time with differing repetition durations and number of repetitions over a 6-week period produced different changes in hamstring flexibility measured by knee extension range of motion (RO[...]Article
Objective This study was conducted to measure and to determine differences in tissue depth in the upper back for two prone positions and to stratify the results by body composition and sex of the patient. In addition, muscle thickness changes[...]
