Related Experiment Video
Updated: Jun 16, 2025
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In Vivo Evaluation of the Mechanical and Viscoelastic Properties of the Rat Tongue
Published on: July 6, 2017
8.7K
Biofeedback and Exercise Load Affect Accuracy of Tongue Strength Exercise Performance.
Erin Kamarunas1, Kelsey Murray2, Teresa Drulia3
1Department of Communication Sciences and Disorders, James Madison University, 235 MLK Jr. Way, MSC 4304, Harrisonburg, VA, 22807, USA. kamaruee@jmu.edu.
Dysphagia
|August 18, 2024
Summary
Tongue strength exercise accuracy did not improve strength outcomes in older adults. However, better training accuracy boosted confidence and adherence, while maximal intensity improved all accuracy measures.
Area of Science:
- Gerontology
- Rehabilitation Science
- Motor Learning
Background:
- Rehabilitative exercises, including tongue strength exercises (TSE), demand precise motor control for effectiveness.
- Understanding factors influencing exercise performance, such as accuracy, is crucial for optimizing rehabilitation outcomes in aging populations.
Purpose of the Study:
- To investigate the impact of tongue strength exercise (TSE) performance accuracy on exercise outcomes, adherence, confidence, and motivation in typically aging adults.
- To analyze the effects of biofeedback and exercise intensity (maximal vs. submaximal) on accuracy, adherence, and retention in a home exercise program (HEP).
Main Methods:
- An 8-week randomized clinical trial involving 84 typically aging participants assigned to four groups based on biofeedback (present/absent) and TSE intensity (maximal/submaximal).
- Tracking of retention, training, and HEP accuracy at biweekly visits and during home exercise sessions.
- Analysis of associations between accuracy measures, tongue strength outcomes, participant factors, biofeedback, and intensity dosing.
Main Results:
- Exercise accuracy measures did not correlate with improved tongue strength outcomes after 8 weeks.
- Higher training accuracy was linked to increased participant confidence and better adherence to the home exercise program.
- Biofeedback use correlated with reduced adherence but enhanced retention accuracy.
- Maximal intensity exercise led to improvements in all measured accuracy parameters compared to submaximal intensity.
Conclusions:
- In typically aging adults, tongue strength exercise accuracy alone does not guarantee strength gains, but improved training accuracy enhances adherence and confidence.
- Biofeedback and exercise intensity significantly influence motor learning and retention in swallowing-related exercises, suggesting a need for tailored rehabilitation programs.
- Further research is warranted to explore the role of accuracy in clinical populations with dysphagia and various rehabilitative strategies.
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