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Forefoot loading during 3 athletic tasks.

Robin M Queen1, Benjamin B Haynes, W Mack Hardaker

  • 1Michael W. Krzyzewski Human Performance Lab, Sports Medicine Program, Duke University, Durham, North Carolina 27710, USA. robin.queen@duke.edu

The American Journal of Sports Medicine
|January 16, 2007
PubMed
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Soccer players experience different forefoot loading during side cuts, crossover cuts, and acceleration. Side cuts load the medial forefoot, crossover cuts load the lateral forefoot, and acceleration loads the middle forefoot.

Area of Science:

  • Biomechanics
  • Sports Medicine
  • Athletic Performance

Background:

  • Soccer's popularity leads to high injury rates, necessitating understanding of foot loading during common athletic tasks.
  • Investigating the biomechanical effects of agility movements on the foot is crucial for injury prevention in soccer players.

Purpose of the Study:

  • To quantify and compare forefoot plantar pressure loading during three distinct athletic tasks: side cuts, crossover cuts, and forward acceleration.
  • To identify task-specific differences in forefoot loading patterns.

Main Methods:

  • A descriptive laboratory study involving 36 participants (17 female, 19 male).
  • Plantar pressure data collected at 100 Hz during a slalom agility course, analyzing specific foot contacts for each task.

Related Experiment Videos

  • Analysis included peak pressure, contact area, contact time, force-time integral, and regional forefoot loading patterns.

    • Main Results:

    • Significant differences in overall foot loading (peak pressure, contact area, contact time) were observed across the three tasks.
    • Forefoot analysis revealed significant differences in force-time integral and peak pressure between movement tasks.
    • Side cuts maximally loaded the medial forefoot, hallux, and lesser toes; crossover cuts loaded the lateral and middle forefoot; acceleration loaded the middle forefoot.

    Conclusions:

    • Athletic tasks like crossover cuts, side cuts, and acceleration induce distinct forefoot loading patterns.
    • Understanding these task-specific loading differences is vital for elucidating soccer-related injury mechanisms.
    • This data can inform the development of targeted return-to-play protocols for injured athletes.