Accommodating resistance is more effective than free weight resistance to induce post-activation performance enhancement in squat jump performance after a short rest interval

Autor: Sebastian Masel, Marcin Maciejczyk
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Journal of Exercise Science & Fitness, Vol 22, Iss 1, Pp 59-65 (2024)
Druh dokumentu: article
ISSN: 1728-869X
DOI: 10.1016/j.jesf.2023.12.001
Popis: Background/objectives: Prior work regarding post-activation performance enhancement (PAPE) has shown that various resistance training methods and conditioning activities may induce a PAPE effect such as free weight resistance, accommodating resistance or isoinertial resistance. However, the accommodating resistance and other types of resistance have rarely been directly compared. Thus, the aim of this study was to compare the effects of two different conditioning activities (CA) - a trap bar deadlift with (FW + AR condition) or without (FW condition) accommodating resistance - on subsequent squat jump (SJ) performance after a short rest interval of 90s. Methods: The study had a cross-over design and fifteen strength trained males (mean age: 22.9 ± 2.1 years; mean relative strength level 2.01 ± 0.27 kg/body mass) participated in one familiarization, two experimental and one control session (CNTR condition). Two CAs were implemented throughout the study - a single set of 3 repetitions of a trap bar deadlift at 80 % of 1RM using solely free weight resistance or with the addition of approximately 15 % of 1RM elastic band tension. The SJ measurements were performed at the baseline and 90s after CAs. Results: The FW + AR condition significantly improved subsequent SJ performance (p
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