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Sensory enhancing insoles improve athletic performance during a hexagonal agility task.

Daniel L Miranda¹, Wen-Hao Hsu¹, Denise C Gravelle¹

¹Wyss Institute for Biologically Inspired Engineering at Harvard University, USA.

Journal of Biomechanics

|March 6, 2016

Summary

This summary is machine-generated.

Stochastic resonance (SR) insoles enhance athletic performance by improving agility. These sensory-enhancing insoles reduced hexagonal agility task completion time in recreational athletes, demonstrating a potential for performance improvement.

Keywords:

Equipment Hopping Proprioception Sensation Somatosensory System Sport Stochastic Resonance

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Area of Science:

Sports Science
Biomechanics
Human Physiology

Background:

Athletes rely on plantar foot mechanoreceptors for posture, stability, and joint position.
Sub-threshold stochastic resonance (SR) insoles improve balance and proprioception in various populations.
Enhanced balance and proprioception are linked to improved athletic performance, particularly agility.

Purpose of the Study:

To investigate the effects of SR insoles on agility performance.
To assess changes in task completion time and footfall accuracy during a hexagonal agility task.

Main Methods:

Twenty recreational athletes performed hexagonal agility trials with SR insoles on and off.
Vicon motion capture recorded foot position during trials.
Stimulation condition was randomized, and task completion time and footfall accuracy were measured.

Main Results:

A significant decrease of 0.12s in task completion time was observed when SR stimulation was active (p=0.02).
No significant changes in footfall positional accuracy were found (p=0.99).

Conclusions:

SR insoles can enhance athletic performance, specifically improving agility in healthy recreational athletes.
This study is the first to demonstrate athletic performance benefits from SR insoles in healthy participants.
Further development could lead to self-contained sensory-enhancing insoles for athletes to improve directional change movements.