Intervention
Subjects had five minutes of warm up and cool down before and
after each section. In this study, WST group was performed in two
sitting postures, which was a modified version of the intervention
studied and suggested by Verheyden et al. (2009). Two sitting postures
were performed on an exercise mat; one with the knees extended
and one with the knees flexed on the edge of the testing table. To
identify the training protocol for weight shifting, each subject’s range
of weight shifting was measured by a piece of graph paper placed
behind the participant’s back. Subjects were instructed to sit with
their arms folded and to shift their weights from midline to the right
and left, as far as they could. When the maximum range of weight
shifting was defined on each side of the movement on a stable surface,
a bar was pla