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Related Experiment Video

Updated: Apr 18, 2026

A Vibrotactile Feedback Device for Seated Balance Assessment and Training

A Vibrotactile Feedback Device for Seated Balance Assessment and Training

Published on: January 20, 2019

The effect of age on postural and cognitive task performance while using vibrotactile feedback.

Chia-Cheng Lin¹, Susan L Whitney², Patrick J Loughlin³

¹Department of Physical Therapy, University of Pittsburgh, Pittsburgh, Pennsylvania; Department of Physical Therapy, East Carolina University, Greenville, North Carolina; and linch14@ecu.edu.

Journal of Neurophysiology

|January 16, 2015

Summary

Older adults experience greater attentional demands when using vibrotactile feedback (VTF) for balance, impacting cognitive performance. Age-related balance changes affect VTF efficacy, requiring tailored training protocols.

Keywords:

aging balance dual task postural sway reaction time sensory substitution vibrotactile feedback

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Last Updated: Apr 18, 2026

A Vibrotactile Feedback Device for Seated Balance Assessment and Training

A Vibrotactile Feedback Device for Seated Balance Assessment and Training

Published on: January 20, 2019

Behavioral Assessment of the Aging Mouse Vestibular System

Behavioral Assessment of the Aging Mouse Vestibular System

Published on: July 11, 2014

A Method for Evaluating Timeliness and Accuracy of Volitional Motor Responses to Vibrotactile Stimuli

A Method for Evaluating Timeliness and Accuracy of Volitional Motor Responses to Vibrotactile Stimuli

Published on: August 2, 2016

Area of Science:

Biomechanics
Neuroscience
Gerontology

Background:

Vibrotactile feedback (VTF) enhances balance in healthy individuals and those with vestibular disorders under single-task conditions.
The impact of aging on the ability to utilize VTF and its associated attentional demands remains unclear.

Purpose of the Study:

To investigate the effects of age on postural and cognitive performance when using VTF.
To determine if older and younger adults have different attentional requirements when integrating VTF.
To examine the influence of sensory conditions, cognitive load, and practice over two visits.

Main Methods:

Twenty younger and 20 older adults participated in a two-visit study.
Postural control was assessed using center of pressure (COP) and trunk tilt.
Cognitive performance was measured via reaction time (RT) in an auditory choice task.
Experiments involved varying sensory conditions and a secondary cognitive task.

Main Results:

Older adults showed increased COP on a fixed platform but improved on a sway-referenced platform with VTF.
Older adults exhibited a delayed benefit from VTF during the initial session.
VTF significantly increased cognitive task RTs in both age groups, with a more pronounced effect in older adults, indicating higher attentional load.

Conclusions:

Aging influences the effectiveness of VTF for balance, particularly on fixed surfaces.
Older adults require greater attentional resources to effectively use VTF, suggesting age-related differences in sensory integration and cognitive processing.
Future VTF training interventions should consider age-specific adaptations and attentional demands.