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The step cycle organization of infant walkers

J E Clark1, S J Phillips

  • 1Department of Physical Education, University of Maryland, College Park, MD 20742, USA.

Journal of Motor Behavior
|December 1, 1987
PubMed

Insights

Human infants develop mature walking coordination within months of independent ambulation. Young walkers exhibit similar step-cycle organization and gait parameters to adults, demonstrating rapid motor skill acquisition.

Area of Science:

  • Developmental Motor Control
  • Human Locomotion Biomechanics
  • Infant Gait Development

Background:

  • Independent walking in human infants requires complex coordination for postural stability and forward movement.
  • Understanding the developmental trajectory of infant gait is crucial for identifying typical and atypical motor development.

Purpose of the Study:

  • To investigate the coordination patterns in the gait of infants with 3 to 10 months of walking experience.
  • To compare the gait organization of young walkers with that of adults across various speeds.

Main Methods:

  • Analysis of film records capturing infant and adult walking at speeds ranging from 2 to 4 km/hr.
  • Utilized the Philippson phases to systematically analyze distinct stages of the human step cycle.

Main Results:

  • A significant correlation was observed between walking speed and specific Philippson phases (F and E(3)) in both infant and adult walkers.
  • Infant gait organization closely mirrored adult patterns across all four analyzed phases of the step cycle.

Conclusions:

  • Human infants rapidly achieve mature gait coordination shortly after gaining independent walking ability.
  • The findings suggest that fundamental principles of gait control are established early in human motor development.

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