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Postural adjustments in young ballet dancers compared to age matched controls
Denise H Iunes1, Iara F Elias1, Leonardo C Carvalho1
1Physiotherapy Course, Federal University of Alfenas, Jovino Fernandes Sales, 2600 Avenue, Bairro Santa Clara, Alfenas, Minas Gerais, 37130-000, Brazil.
Summary
Ballet dancers exhibit distinct postural changes compared to non-dancers, with specific alterations in angles like External Rotation and Lumbar Lordosis varying by years of experience. These findings highlight the impact of ballet training on the musculoskeletal system.
Area of Science:
- Sports Medicine
- Biomechanics
- Dance Science
Background:
- Ballet training imposes unique physical demands.
- Understanding postural adaptations in ballet dancers is crucial for injury prevention and performance optimization.
Purpose of the Study:
- To quantitatively assess postural differences between ballet practitioners and a control group using photogrammetry.
- To identify specific postural alterations associated with varying durations of ballet experience.
Main Methods:
- Photogrammetric analysis of posture was conducted on 111 female volunteers aged 7-24.
- Participants were divided into a ballet group (n=52) and a control group (n=59).
- Subgrouping was based on age and years of ballet experience (1-3, 4-9, >9 years).
Main Results:
- Dancers with 1-3 years of experience showed altered External Rotation Angle (P<0.05).
- Dancers with 4-9 years of experience exhibited changes in Lumbar Lordosis, Pelvis Tilt, and Navicular Angles (P<0.05).
- Dancers with over 9 years of experience demonstrated alterations in External Rotation and Left Navicular Angle (P<0.05).
Conclusions:
- Significant postural differences exist between ballet dancers and age-matched controls.
- The type and magnitude of postural alterations are influenced by the duration of ballet practice.
- Specific angles, including External Rotation, Lumbar Lordosis, Pelvis Tilt, and Navicular Angles, are consistently affected by ballet training.
