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Sex Differences in Athletic Performance: Perspectives on Transgender Athletes
Natalie J Nokoff1, Jonathon Senefeld2, Csilla Krausz3
1Division of Endocrinology, Department of Pediatrics, University of Colorado Anschutz Medical Campus, Aurora, CO.
Exercise and Sport Sciences Reviews
|April 14, 2023
Summary
Testosterone levels significantly impact athletic performance differences between sexes. Understanding these sex-based hormone differences is crucial for fair sports competition and participation, especially for transgender athletes.
Area of Science:
- Sports Science
- Endocrinology
- Human Performance
Background:
- Sex hormone concentrations, particularly testosterone, are key factors in observed sex-based differences in athletic performance.
- These differences have significant implications for fair competition and athlete participation in sports.
Purpose of the Study:
- To describe the sex-based dichotomy in testosterone concentrations.
- To explore the implications of these differences for individual sports performance.
- To consider factors relevant to transgender athletes' performance and identify future research areas.
Main Methods:
- Literature review and synthesis of existing research on sex hormones and athletic performance.
- Analysis of physiological data related to testosterone levels and sports outcomes.
- Discussion of case studies and theoretical frameworks concerning transgender athletes.
Main Results:
- Testosterone levels exhibit a clear sex-based difference, contributing to variations in strength, speed, and endurance.
- These hormonal differences influence performance metrics across various individual sports.
- Factors affecting transgender athletes' performance require further nuanced investigation.
Conclusions:
- The sex-based differences in testosterone are a primary driver of disparities in athletic performance.
- Fairness in sports competition necessitates consideration of these hormonal factors.
- Further research is essential to fully understand and address the complexities of sex hormones, athletic performance, and transgender inclusion.
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