不同表面在重复跳跃期间对代谢成本的影响:试点研究
T Scott Lyons1, Kyle W Reason1, Danilo V Tolusso2
1Department of Kinesiology, University of North Alabama, Florence, AL, USA.
International journal of exercise science
|August 28, 2023
概括
在不同厚度的平台上跳跃并没有显著改变两性之间的代谢成本或运动持续时间. 参与者的反表明了平台偏好,但这没有影响绩效指标.
科学领域:
- 运动生理学 运动生理学
- 生物力学 生物力学
背景情况:
- 了解重复跳跃的代谢成本对于优化训练方案至关重要.
- 平台特征,如厚度和刚性,可能会影响运动期间的生理反应.
研究的目的:
- 为了研究平台厚度对重复跳跃期间代谢成本的影响.
- 确定性别是否影响代谢成本,并在不同的跳跃平台上练习耐受性.
主要方法:
- 14名参与者 (7名男性,7名女性) 在DigiJump机器上进行了重复跳跃.
- 跳跃试验是在1/2′′,3/8′′和1/4′′厚的平台上进行的,跳跃的节奏为120次/分钟.
- 代谢成本通过氧气消耗和呼吸交换比率来评估; 通过感知劳动力 (RPE) 和心率 (HR) 的评级来测量劳动力.
主要成果:
- 跨平台厚度或性别之间没有发现代谢成本或运动持续时间的显著差异.
- 在将性别进行比较时,观察到跨平台的全身RPE (p = .009) 和1/2′′平台的HR (p = .018) 的显著相互作用.
- 参与者的主观反表明了对某些平台的偏好,与客观绩效指标无关.
结论:
- 在重复跳跃期间的代谢成本是一致的,无论平台的刚性或性别.
- 虽然客观指标显示没有差异,但对平台的主观偏好感觉存在.
- 进一步的研究可以探索这些主观偏好对坚持和表现的长期影响.
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