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Updated: Sep 18, 2025

Author Spotlight: Developing Low-Tech Balance Assessment Methods for Broad-Spectrum Healthcare Applications
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Dynamic balance and mobility during pregnancy.

Breanna R Dumke1, Lauren H Theilen2, Janet M Shaw1

  • 1University of Utah, Department of Health and Kinesiology, Salt Lake City, UT, USA.

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|June 22, 2025
PubMed
Summary
This summary is machine-generated.

Pregnant individuals slow their movement speed during pregnancy to maintain balance and reduce fall risk. This study assessed dynamic balance using the tandem gait and Timed Up and Go tests.

Keywords:
Dynamic balancePregnancyTandem gaitTimed up and go

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Area of Science:

  • Biomechanical analysis of human movement
  • Obstetrics and Gynecology
  • Geriatric medicine and fall prevention

Background:

  • Approximately 25% of pregnant individuals experience falls during pregnancy.
  • Previous research on pregnant individuals' balance has focused on static posture, not dynamic movements.
  • Dynamic balance and mobility during pregnancy require further investigation.

Purpose of the Study:

  • To investigate dynamic balance and mobility throughout gestation.
  • To assess complex movements beyond traditional gait and balance assessments.
  • To quantify the tandem gait test and Timed Up and Go test in pregnant individuals using inertial measurement units (IMUs).

Main Methods:

  • 30 pregnant individuals (10 per trimester) and 10 nonpregnant controls completed the tandem gait and Timed Up and Go tests.
  • Inertial measurement units (IMUs) quantified movement quality (smoothness, peak turning speed, mediolateral sway).
  • Completion time and movement quality measures were compared between groups.

Main Results:

  • Pregnant individuals took longer to complete both tests as gestational age increased.
  • Movement quality in pregnant individuals remained similar to controls, despite slower speeds.
  • Reduced movement speed may be a compensatory strategy for increased mass and limited mobility.

Conclusions:

  • Dynamic balance and mobility are context-dependent during pregnancy.
  • Reduced movement speed may be a compensatory strategy for safe mobility.
  • Findings enhance understanding of pregnancy's effects on balance and fall risk.