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Angular Impulse and Balance Regulation During the Golf Swing.

Travis J Peterson1, Rand R Wilcox, Jill L McNitt-Gray

  • 1Department of Biomedical Engineering, University of Southern California, Los Angeles, CA.

Journal of Applied Biomechanics
|March 10, 2016
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Summary
This summary is machine-generated.

Skilled golfers regulate golf swing impulse by coordinating leg forces. They adjust rear and target leg contributions to generate greater angular impulse with a driver than a 6-iron, maintaining balance.

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Area of Science:

  • Biomechanics
  • Sports Science
  • Motor Control

Background:

  • The golf swing involves complex movements requiring precise force regulation.
  • Understanding impulse generation is key to optimizing performance and preventing injury.

Purpose of the Study:

  • To investigate how skilled golfers regulate linear and angular impulse during the golf swing.
  • To compare impulse generation between a driver and a 6-iron.
  • To identify the role of the rear and target legs in impulse regulation and balance maintenance.

Main Methods:

  • Eleven highly-skilled golfers performed swings with a 6-iron and driver.
  • Quantified components of linear and angular impulse from rear and target legs.
  • Analyzed resultant horizontal reaction force (RFh), RFh-angle, and moment arm.

Main Results:

  • Net angular impulse was greater for the driver than the 6-iron.
  • Players used varied leg coordination mechanisms to regulate angular impulse.
  • Increased target leg RFh contributed to higher angular impulse with the driver.
  • Target leg RFh aligned more with the target line for the driver.

Conclusions:

  • Skilled golfers regulate net angular impulse by coordinating force generation between the rear and target legs.
  • Balance is maintained by keeping net linear impulse perpendicular to the target line near zero.
  • Individual player strategies contribute to the regulation of impulse during the golf swing.