Spatio-temporal stride variables and ground reaction force data (Mean ±SD) with statistics for older walkers and older runners.

<p>Peak vertical ground reaction forces (VGRF) and horizontal ground reaction forces (HGRF) are represented as % body weight (BW). Asterisk indicates significant group difference (p<.05).</p><p>Spatio-temporal stride variables and ground reaction force data (Mean ±SD) with statistics for older walkers and older runners.