BackgroundAt the beginning of a sprint. the acceleration of the body center of mass (COM) is driven mostly forward and vertically in order to move from an initial crouched position to a more forward-leaning position. Individual muscle contributions to COM accelerations have not been previously studied in a sprint with induced acceleration analysis. nor have muscle contributions to the... https://www.allexoticsescorts.com/product-category/cleansing-and-smudging-tools/