Date of Award

6-7-2023

Document Type

Thesis

Degree Name

Exercise Science, MS

First Advisor

Eric Scudamore

Committee Members

Eric O'Neal; Veronika Pribyslavska

Call Number

LD 251 .A566t 2023 P85

Abstract

The purpose of this investigation was to assess the effects of a 3-week external loading during daily living (ELDL) intervention on anaerobic task performances of D1-A rugby athletes. Fifteen rugby athletes were stratified into ELDL (n = 7), and control (CON) groups (n = 8) Baseline performance testing consisted of a counter movement jump (CMJ), 4 repeated jumps (4RJ), 40 m sprint (SP), and a 13.7m sled push (SLD). The ELDL group wore weight vests with loads increasing from approximately 10%, 12.5% and 15% of body mass over 3 weeks. Paired t-tests and Cohen’s d effect sizes were used to identify change in performance. 4CJ explosive leg power factor improved significantly for the ELDL group from baseline, but not for CON. Improvement in 4CJ ground contact time approached significance for the ELDL group. This investigation provides some evidence that ELDL may be beneficial for improving explosive aspects of anaerobic performances.

Rights Management

Creative Commons Attribution 4.0 International License
This work is licensed under a Creative Commons Attribution 4.0 International License.

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