Fig. 2From: Acute diesel exhaust exposure and postural stability: a controlled crossover experimentStances used in Balance Error Scoring System (BESS): (i) double-leg stance; (ii) single-leg stance (standing on the non-dominant limb); (iii) tandem stance; (iv) double-leg stance with foam; (v), single leg on foam; and, (vi) tandem stance on foamBack to article page