Fig. 1.

A: The procedure of a walking task, performed under three conditions. B: The footfall block (shown as a black, dotted line) positioned at an offset 50%, 150%, or 200% of foot length on the landing side of the obstacle for the constrained and precision conditions. Orange ovals show areas where participants can land. C: The target bar was set above the obstacle. Participants were asked to touch the target bar with the toe of their dominant, right limb