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Upper limb posture at the start and finish (left) and midpoint (right) of the functional (A) reaching and (B) pulling tasks. For the forward reach, participants began with the elbow flexed to 90°, reached forward until the elbow was flexed to 10–20°, and returned to the starting posture. The pull began with the elbow flexed to 10–20°; each participant pulled until the elbow was flexed to at least 90° and then returned to the starting posture.
