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The Structure of Variability in Human Walking and Running is Speed-Dependent

Jordan, Kimberlee1; Newell, Karl M.2

Exercise and Sport Sciences Reviews: October 2008 - Volume 36 - Issue 4 - p 200-204
doi: 10.1097/JES.0b013e3181877d71
Articles

The variability of gait in human walking and running is not random but shows self-similarity that is dependent on the speed of locomotion. The strength of the long-range correlations for each gait pattern follows a U-shaped function that is centered on the respective preferred speed of locomotion.

Variability of human walking and running is not random but shows self-similarity that is dependent on the speed of locomotion.

1Department of Integrative Physiology, The University of Colorado, Boulder, CO; and 2Department of Kinesiology, The Pennsylvania State University, University Park, PA

Address for correspondence: Kimberlee Jordan, Ph.D., Department of Integrative Physiology, The University of Colorado, Carlson 202G, Boulder, CO 80309 (E-mail: kimberlee.jordan@colorado.edu).

Accepted for publication: January 29, 2008.

Associate Editor: Joseph Hamill, Ph.D., FACSM

©2008 The American College of Sports Medicine