在增量前爬行测试期间的中风和生理关系:计划和节奏有氧训练的结果
Tiago A F Almeida1,2,3, Mário C Espada3,4,5, Danilo A Massini1,2
1Graduate Programme in Human Development and Technology, São Paulo State University (UNESP), Rio Claro, Brazil.
Frontiers in physiology
|August 30, 2023
概括
这项研究揭示了冲击时间和冲击速率如何影响游泳期间的生理反应. 冲程长度是管理重量运动强度和有氧力量训练的关键,而在冲程长度和速率变化之间可以找到经济的节奏.
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
- 游泳生物力学 游泳生物力学
背景情况:
- 了解对游泳速度的生理反应对于训练优化至关重要.
- 冲程长度 (SL) 和冲程速率 (SR) 是游泳效率和表现的关键决定因素.
- 脑卒中参数与代谢标志物 (如V·O2max,GET和RCP) 之间的关系需要进一步阐明.
研究的目的:
- 在增量游泳试验中,评估对冲程长度 (SL) 和冲程速率 (SR) 变化的生理反应.
- 确定SL和SR与最大氧气吸收 (V·O2max),气交值 (GET) 和呼吸补偿点 (RCP) 的关系是否可以告知耐力训练和有氧节奏.
主要方法:
- 19名游泳者完成了一次增加的前部爬行测试,以达到意志疲劳.
- 测量包括V̇O2max,GET,RCP,游泳速度 (v) 和中风参数 (SL,SR).
- 分析的重点是SL和SR的斜率 (SLslope,SRslope) 和它们相对于代谢标志物的交叉点 (Cp).
主要成果:
- 在V̇O2max中,GET和RCP的发生率分别为70.6%和82.4%.
- 在Cp,SLslope和SRslope的V̇O2分别为129.7%,75.3%和61.7%的V̇O2max.
- 在vSLslope和vCp的游泳成本与GET,RCP和V̇O2max有明显的相关性.
结论:
- 随着游泳速度的增加,中风长度和中风速率表现出与氧气吸收相关的独特模式.
- SLslope被确定为重运动强度的代谢参考,适合无氧值和有氧力量训练.
- 在SLslope和SRslope之间的速度范围表明经济节奏有利于长期耐力发展.
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