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Static Shoulder Elevation With Or Without Limited Range Of Arm Motion, Kayla Ericson
Static Shoulder Elevation With Or Without Limited Range Of Arm Motion, Kayla Ericson
Graduate Theses & Non-Theses
Purpose: The purpose of this study was to investigate the effect of two similar low force, upper arm holding tasks on shoulder muscle fatigue. One task involves static holding, while the comparison task involves limited up and down motions, dynamic rolling. Both tasks require the shoulder muscles to hold the combined weight of the arm, hand, and a roller brush in a manner similar to that of a painter standing on a portable ladder painting a wall.
Methods: Twenty volunteer participants from undergraduate classes performed two similar tasks. One was holding their dominant arm above their shoulder while holding a …