Date

8-9-2024

Department

School of Health Sciences

Degree

Doctor of Philosophy

Chair

Eric Sobolewski

Keywords

post-activation potentiation, conditioning activity, running speeds, quarter-squats, soccer, supra-maximal

Disciplines

Kinesiology

Abstract

Post-activation potentiation is important to the field of strength and conditioning and athletics due to the possibility to elicit an increase in performance of the sport/activity. The purpose of this research study was to assess the efficacy of eliciting post-activation potentiation following a conditioning activity on the maximal running speed of male collegiate soccer players. 21 NCAA division I male soccer players performed supra-maximal quarter-squats as a conditioning activity prior to 2 max-effort sprints on the soccer field. Running speeds were measured using Sport Performance Traka GPS devices. 3 separate measurements compared the participants’ speeds which included a control measurement, 1 hour after conditioning activity, and 25 hours after conditioning activity. Data were analyzed by running a factorial ANOVA with repeated measures using SPSS to measure statistical significance (p < 0.05). The results did not reveal any statistical significance between the trials. Running speeds did not decrease after the conditioning activity of supra-maximal loaded quarter-squats, indicating no decrease in performance after heavy lifting. Future studies may wish to compare supra-maximal quarter-squats to explosive metrics in a more controlled laboratory setting.

Available for download on Saturday, August 09, 2025

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Kinesiology Commons

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