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使用基于心率-氧气吸收功能的修改方法,在高水平的波梅尔马例行活动中确定生理和能量需求
Alexander Seemann-Sinn1,2, Peter Rüdrich3, Tom Gorges2
1Department of Sports Medicine, Humboldt University of Berlin, 13353 Berlin, Germany.
Sports (Basel, Switzerland)
|January 22, 2024
概括
一种新的修改方法准确地估计了马日常工作中的能源成本. 高水平的日常活动主要是无氧的,其中脂蛋白 (PCr) 提供了最多的能量.
科学领域:
- 运动科学 运动科学 运动科学
- 运动生理学 运动生理学
- 生物力学 生物力学
背景情况:
- 评估高强度运动中的能量消耗,例如马的日常活动,由于直接氧气吸收 (VO2) 测量的局限性而具有挑战性.
- 现有的方法可能无法完全捕捉精英艺术体操的复杂生理需求.
研究的目的:
- 验证一种使用心率 (HR) -VO2回归的修改方法 (Mmod) 来计算总 (Wtotal),有氧 (Waer) 和无氧 (Wpcr) 氧化 (alactic) 能源成本.
- 分析高水平马 (PH) 程序的生理和能量需求.
主要方法:
- 开发并与9名男性体操运动员进行PH例程的VO2直接测量对Mmod进行了验证.
- 在一个更大的队列中利用PH例程和分级运动测试 (GXT) 的HR和VO2数据来确定能源系统的贡献.
主要成果:
- Mmod对Wtotal (CCC=0.990),Wpcr (CCC=0.999) 和Waer (CCC=0.955) 进行了实质性的或几乎完美的验证.
- PH常规引发了高生理需求,达到最大VO2的86.1%和最大HR的90.4%.
- 能量贡献的细分:Wpcr (47.0%),无氧乳酸 (Wblc) (29.7%) 和Waer (23.3%) 的Wtotal.
结论:
- Mmod是一个有效的工具来估计PH例程中的能源成本,克服了直接VO2测量的局限性.
- 高水平的PH常规主要是无氧的,严重依赖于脂蛋白系统.
- 空气能量的贡献是显著的,并保证了特殊的培训重点,以获得最佳的性能.
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