As age was strongly associated with lumbar extensor muscle strength, the multiple linear regression analysis was performed separately for younger and older adults. From the stepwise regression ...

Background Trunk movement is considered to be involved in lower extremity injuries. Hamstring strain injuries often occur when movements are unanticipatedly perturbed by the opponents. Objective To ...

Each subject attended a first testing session, to determine the 1 repetition maximum (1-RM) for each exercise. This was followed by two exercise sessions in which standardized trunk extensions were ...

CINCINNATI, Ohio, July 28. AN explosive start and explosive turns may be the most purely athletic maneuvers a swimming athlete performs during a race. While there is no apparent correlation between ...