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Respiration effect on standing balance.

B Y Jeong1

  • 1Department of Industrial Engineering, Korea Advanced Institute of Science and Technology, Seoul.

Archives of Physical Medicine and Rehabilitation
|August 1, 1991
PubMed
Summary
This summary is machine-generated.

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Respiration significantly impacts standing balance, with breath-holding after inspiration causing more sway than after expiration. Increased respiration rates and altered visual input also affect postural sway, relevant for ergonomics and sports.

Area of Science:

  • Biomechanics
  • Human Physiology
  • Motor Control

Background:

  • Maintaining upright standing balance is crucial for daily activities.
  • Respiratory actions can influence postural control.
  • Visual input plays a significant role in maintaining balance.

Purpose of the Study:

  • To investigate the effects of different respiratory conditions on standing balance.
  • To quantify postural sway under various breathing patterns and visual conditions.

Main Methods:

  • Ten healthy subjects stood on a force platform.
  • Measurements of postural sway were taken during regular breathing (4, 6, 8 breaths/20s), breath-holding after inspiration, and breath-holding after expiration.
  • Balance was assessed with eyes open and eyes closed.

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Main Results:

  • Both respiration and visual condition significantly affected postural sway.
  • Breath-holding after inspiration resulted in greater sway than after expiration.
  • Higher respiration rates led to increased postural sway.
  • Visual compensation for balance was more effective during regular breathing than during breath-holding.

Conclusions:

  • Respiratory phase and rate are critical factors influencing standing balance.
  • Breath-holding, particularly after inspiration, destabilizes posture.
  • Visual input is less effective in compensating for postural sway during breath-holding.
  • Findings have implications for ergonomics, sports performance, and clinical balance assessments.