呼吸门氧气消耗的改善因其接近VO2max而受到限制:朝着基于门的训练处方
José Antonio Benítez-Muñoz1, Augusto García Zapico2, Rocío Cupeiro1
1LFE Research Group, Department of Health and Human Performance, Faculty of Physical Activity and Sport Science (INEF), Universidad Politécnica de Madrid, Madrid, Spain.
International journal of sports physiology and performance
|October 24, 2025
概括
与VO2max相比,呼吸门较低的个体在训练后在这些门上显示出更大的氧气吸收改善. 这表明VO2max可能会限制那些有更高值的人的收益,这表明需要优先考虑培训的较低值.
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
- 心血管健康 呼吸系统健康
背景情况:
- 优化训练以提高呼吸门 (VO2VT1,VO2VT2) 和最大氧气吸收 (VO2max) 的氧气消耗并未得到充分理解.
- 了解初始值位置和训练适应之间的关系对于有效的运动处方至关重要.
研究的目的:
- 调查训练前的呼吸门位置 (%VO2maxVT1,%VO2maxVT2) 是否预测VO2VT1和VO2VT2 (Δ VO2VT1, Δ VO2VT2) 的改善.
- 为了确定基线VO2VT1和VO2VT2是否与它们各自的训练诱导的变化相关.
主要方法:
- 十四名男性参与者接受了登陆式增量运动测试,以确定VT1和VT2.
- 测量是在3个月的培训期间之前和之后进行的.
主要成果:
- Δ VO2VT1与训练前的% VO2maxVT1相反相关 (r = -.584,P = .028).
- Δ VO2VT2与训练前的% VO2maxVT2相反相关 (r = -.54,P = .046).
- 在基线VO2VT1/VO2VT2和各自的改善之间没有发现显著的相关性.
结论:
- 与训练前的VO2max相对较低的呼吸门位置与这些门上氧气吸收的更大改善有关.
- 在初始%VO2maxVT1和%VO2maxVT2较高的个体中,VO2maxVT1和VO2VT2的改善可能会对VO2VT1和VO2VT2产生上限效应.
- 培训干预应优先考虑具有较低%VO2maxVT1或%VO2maxVT2的个体,无论他们的绝对VO2VT1或VO2VT2值如何.
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