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Five one-leg stance postures and experimental procedure. Five one-leg stance postures are shown in the upper panel. RHK, right heel kick; LSOL, left lower body and stand on one leg; OLB, one-leg balance; OLS, normal one-leg standing. Experimental procedure is shown in the lower panel. Baseline (gray rectangles): bipedal standing for 30 s; movement (black rectangles): preforming one-leg stance posture for 30 s.
