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The Relationship between Posture and Muscle Tensive Dysphonia in Teachers: A Systematic Scoping Review
Roberta Franzone1, Luca Petrigna1, Daniele Signorelli1
1Department of Biomedical and Biotechnological Sciences, Section of Anatomy, Histology and Movement Science, School of Medicine, University of Catania, Via S. Sofia 97, 95123 Catania, Italy.
Journal of Functional Morphology and Kinesiology
|April 23, 2024
Summary
Teachers
Area of Science:
- Occupational Health
- Speech-Language Pathology
- Biomechanics
Background:
- Teachers frequently experience work-related pain, including neck pain, often linked to sway-back posture.
- Vocal problems, specifically muscle tension dysphonia (MTD), are also prevalent among educators.
- Poor posture may contribute to the development of MTD in teachers.
Purpose of the Study:
- To investigate the correlation between teachers' posture and muscle tension dysphonia (MTD).
- To explore the impact of posture-based interventions on MTD in educators.
Main Methods:
- A scoping review was conducted, analyzing randomized controlled trials, controlled clinical trials, prospective cohort studies, and cross-sectional studies.
- The review included studies examining the posture-MTD relationship in teachers.
- Eight studies involving 303 participants were selected after screening 396 articles.
Main Results:
- A correlation was identified between specific postural issues and MTD in teachers.
- Altered cervical spine alignment and hypertonicity of laryngeal and hyoid muscles were common findings.
- Forward head posture was associated with MTD.
Conclusions:
- Teachers' posture, particularly forward head posture, is linked to muscle tension dysphonia (MTD).
- Interventions targeting postural correction show potential in reducing vocal disorders like MTD.
- Addressing posture may be a key strategy in managing and preventing MTD in the teaching profession.
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