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Beating Yourself: How Do Runners Improve Their Own Records?

Carl Foster, Jos J de Koning, Christian Thiel

    International Journal of Sports Physiology and Performance
    |June 13, 2019
    PubMed
    Summary

    Elite runners maintain consistent pacing strategies when improving their own race records, indicating personal bests are achieved through refined intraindividual pacing rather than altered race dynamics. This contrasts with general world record progression trends.

    Keywords:
    athletic trainingexercise performancesport physiology

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    Area of Science:

    • Sports Science
    • Exercise Physiology
    • Running Biomechanics

    Background:

    • Pacing strategies are crucial for optimizing athletic performance.
    • Previous research on world records (WRs) suggests a narrowing coefficient of variation in velocity as WRs progress.

    Purpose of the Study:

    • To investigate if elite runners utilize consistent intraindividual pacing when breaking their own records in 1-mile, 5-km, and 10-km races.
    • To compare these pacing patterns with the evolution of pacing strategies in general WR progression and analyze subelite runners' data.

    Main Methods:

    • Analysis of men's 1-mile, 5-km, and 10-km world record performances from the IAAF database (1924-present).
    • Examination of pacing patterns during individual WR improvements.
    • Comparative analysis of 10-km performance in subelite runners before and after intensified training.

    Main Results:

    • Elite runners' WR performances improved across all distances (1 mile, 5 km, 10 km).
    • The coefficient of variation in velocity remained largely unchanged during individual WR improvements.
    • Normalized velocity patterns during personal bests were nearly identical, suggesting consistent pacing strategies.

    Conclusions:

    • Elite runners employ consistent intraindividual pacing strategies when achieving personal bests.
    • This finding differs from pacing patterns observed in cross-sectional analyses of general world record progression.