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Body composition and size in sprint athletes
Davide Barbieri1, Luciana Zaccagni2, Vesna Babić3
1Department of Biomedical and Specialty Surgical Sciences, University of Ferrara, Ferrara, Italy.
Competitive sprinters with greater body mass, more fat-free mass, and higher strength achieve better performance. Being less ectomorphic is linked to superior sprinting ability.
Area of Science:
- Sports Science
- Human Physiology
- Biomechanical Analysis
Background:
- Understanding the physical characteristics of elite sprinters is crucial for performance optimization.
- Previous research has explored anthropometric factors, but comprehensive analysis linking body composition and somatotype to sprinting performance is ongoing.
Purpose of the Study:
- To evaluate the body size and composition of competitive sprinters.
- To determine the influence of these physical attributes on 100m sprinting performance.
Main Methods:
- Cross-sectional study involving 98 male sprinters.
- Direct measurements of body composition (skinfold method) and somatotype (Heath-Carter method).
- Analysis of anthropometric traits, muscular strength, and power in relation to personal best times.
Main Results:
- Top sprinters exhibited significantly higher body mass index, girths (upper arm, thigh, calf), fat-free mass, and fat-free mass index.
- Elite sprinters were characterized by lower ectomorphy, and greater strength and power compared to lower-ranked athletes.
- Personal best times strongly correlated with various anthropometric measures and lean body mass indices.
Conclusions:
- Significant differences in body size, composition, and somatotype exist between sprinters of varying performance levels.
- A less ectomorphic physique, coupled with greater fat-free mass and strength, significantly contributes to enhanced sprinting performance.
- These findings offer valuable reference data for coaches and sports scientists aiming to improve sprinter capabilities.
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