The population of interest in this study was males and females with and without subacromial impingement syndrome. Subjects with no shoulder impairments were recruited from a local university area.

Background Upper-extremity physical performance tests (PPTs) are frequently employed for athletic screening because they are easily administered in field settings. Knowledge of muscle activity during ...

Background The Nine Plus screening battery test (9+) is a series of 11 tests, used to assess limitations in fundamental movement patterns assumed to predispose athletes for injury. Objective To ...