在男性竞技游泳运动员中,最大乳酸积累率与冲刺表现参数之间的关系
Yasuo Sengoku1, Anna Shinno2, Jaewoo Kim2
1Institute of Health and Sport Sciences, University of Tsukuba, Tsukuba, Japan.
Frontiers in sports and active living
|November 6, 2024
概括
最大乳酸积累率 (ċLamax) 是男性游泳运动员冲刺表现的关键指标,与50米前爬行时间相关. 较高的糖分处理功率,反映在 ċLamax 中,在比赛的最初35米中提高了速度.
科学领域:
- 运动科学 运动科学 运动科学
- 生理学 生理学 生理学
- 游泳表现表现 游泳表现表现
背景情况:
- 最大乳酸积累率 (ċLamax) 是高强度运动中的关键生理标记.
- 了解其与冲刺表现的关系对于优化竞争游泳者的训练至关重要.
研究的目的:
- 调查男性竞技游泳者的 ċLamax和冲刺表现参数之间的相关性.
- 为了确定 ċLamax能否预测50米前爬行时间试验中的表现.
主要方法:
- 17名男子游泳者进行了20米最大前爬行冲刺,通过血液乳酸分析来确定ċLamax.
- 冲刺表现通过50米前爬行时间试验进行评估,分析分时间.
- 使用半绑定游泳测试来建立负载速度配置文件,包括理论最大速度 (V) 和最大负载 (L).
主要成果:
- 在ċLamax和50米前爬行性能之间发现了显著的负相关性 (r = -0.546,p <0.05).
- 较高的ċLamax与冲刺的最初0-35米的更快的分割时间有关.
- ċLamax与L0 (r = 0.837,p < 0.01),相对最大负载 (rL0) (r = 0.820,p < 0.01) 和负载速度斜率 (r = 0.804,p < 0.01) 显示出强烈的正相关性.
结论:
- 在男性游泳者中, ċLamax 作为50米前爬行表现的可靠指标.
- 通过 ċLamax测量的增强的糖分分解能力,有助于更快的冲刺时间,特别是在比赛的早期阶段.
- ċLamax可以有效地评估游泳者在高强度努力期间产生对水力的能力.
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