一个单一的测试协议,以确定运动强度处方的全谱
Danilo Iannetta1, Mary Z Mackie1, Daniel A Keir2
1Faculty of Kinesiology, University of Calgary, Calgary, AB, CANADA.
Medicine and science in sports and exercise
|July 12, 2023
概括
该SRS协议准确地预测了目标代谢速率和持续时间的运动功率输出. 这样可以高效地精确控制运动刺激.
科学领域:
- 运动生理学 运动生理学
- 运动科学 运动科学 运动科学
- 代谢研究研究 代谢研究
背景情况:
- 坡快速 (SRS) 协议是一种评估运动生理学的方法.
- 准确预测运动强度对于有针对性的培训和研究至关重要.
- 以前的方法在控制运动刺激时可能缺乏精度或时间效率.
研究的目的:
- 为了验证SRS协议在预测功率输出方面的扩展功能.
- 评估其在重强度运动中准特定代谢率 (V·O2) 的准确性.
- 为了评估其在预测严重强度运动中的任务时间失败 (Tlim) 的精度.
主要方法:
- 14名年轻人接受了SRS协议,以确定气交换值 (GET) 和呼吸补偿点 (RCP) 的功率输出.
- 参与者完成了一次高强度运动,预计功率输出与目标VO2相匹配.
- 在预测引发特定Tlims (2.5,5,10,13分钟) 的功率输出处进行了四次严重强度试验.
主要成果:
- 在重强度运动中,SRS协议准确地预测了目标V·O2的功率输出 (一致性相关系数[CCC]=0.95).
- 在严重强度运动中对Tlim的预测显示出高准确度 (总变系数=10.7%).
- 在RCP (RCP CORR) 和临界功率 (W'CONSTANT) 的衍生功率输出高度一致 (CCC = 0.99),没有显著差异.
结论:
- 该SRS协议在预测特定代谢率和运动持续时间的功率输出方面表现出高度准确性.
- 它提供了一种时间效率高的方法,用于精确控制运动期间的代谢刺激.
- 这提高了它在研究和应用运动生理学环境中的实用性.
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