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Updated: Jun 3, 2026
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Inspiratory Muscle Training as an Adjunct to the Treatment of Weaning Failure in Critically Ill Patients: A Practical Guide
Published on: January 30, 2026
Respiratory muscle dysfunction and training in chronic heart failure.
Eric Wong1, Steve Selig, David L Hare
1University of Melbourne and Department of Cardiology, Austin Hospital, Victoria, Australia. eric.wong@svhm.org.au
Heart, Lung & Circulation
|March 26, 2011
Summary
Chronic heart failure (CHF) impairs exercise tolerance due to respiratory muscle dysfunction. Inspiratory muscle training shows promise for improving symptoms in CHF patients.
Area of Science:
- Cardiology
- Respiratory Medicine
- Exercise Physiology
Background:
- Chronic heart failure (CHF) is characterized by reduced exercise tolerance.
- Multiple factors contribute to this, including hemodynamic changes, skeletal muscle issues, and respiratory muscle dysfunction.
Purpose of the Study:
- To review abnormalities in respiratory muscle structure and function in CHF.
- To examine recent evidence on the benefits of inspiratory muscle training for CHF.
Main Methods:
- Review of original investigations.
- Focus on recently published data concerning respiratory muscles in CHF.
Main Results:
- Abnormalities in respiratory muscle structure and function are evident in CHF.
- Selective inspiratory muscle training demonstrates potential benefits for CHF patients.
Conclusions:
- Respiratory muscle dysfunction is a key factor in CHF-related exercise intolerance.
- Inspiratory muscle training is a promising therapeutic approach for managing CHF.
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