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在间歇性团队体育运动练习期间,功率-持续时间关系的动态
Matthew I Black1, James A Lewis1, Yujie Liu1
1Public Health and Sports Science, University of Exeter Medical School, St Luke's Campus, Exeter, UNITED KINGDOM.
Medicine and science in sports and exercise
|December 23, 2025
概括
高强度间歇性运动不会改变临界功率 (CP) 或W.
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
- 人类表现的人类表现.
背景情况:
- 功率与持续时间的关系对于理解耐力训练的表现至关重要.
- W'平衡 (W'BAL) 模型通常用于预测运动能力.
- 团队运动运动员进行强烈的间歇性运动,影响生理反应.
研究的目的:
- 研究团队运动特定间歇性运动对临界功率 (CP),W'和W'复合动力学 (W'REC) 的影响.
- 评估W'BAL模型在运动期间和之后估计W'平衡的准确性.
- 为了确定生理变量是否解释运动诱导的功率-持续时间关系的变化.
主要方法:
- 使用重复全力测试协议测量了CP,W'和W'REC.
- 该测试涉及3分钟和2分钟的全力以赴,分隔90秒.
- 在休息 (控制) 条件下进行测量,并在40分钟和80分钟间歇性冲刺测试 (IST) 后进行测量.
主要成果:
- 与对照组相比,CP和W'REC在40-IST和80-IST后保持不变.
- 在40-IST和80-IST之后,W'显著减少.
- W'BAL模型准确地预测了40-IST之后的W'平衡,但在80-IST之后过度估计了它.
结论:
- 临界功率和W'复合动力学对间歇性运动具有弹性.
- W'通过间歇性运动而耗尽,在功率-持续时间关系变化中具有显著的个体变化.
- 由于可能的高估值,W'BAL模型对间歇性运动表现的适用性需要仔细考虑.
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