间歇训练期间血中乳酸平衡状态:对已知的东西的新视角
Juan C Mazza1, Raúl R Festa1,2, Alvaro N Gurovich3
1Biosystem Sports Science Institute, Rosario, Santa Fe, ARGENTINA.
International journal of exercise science
|September 10, 2024
概括
训练有素的运动员在间歇训练 (IT) 期间可以保持血中乳酸平稳态度中等至高. 在IT期间这种稳定的性能优化了耐力赛的代谢需求和节奏策略.
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
- 生物化学 生物化学
背景情况:
- 间歇训练 (IT) 是一种提高运动表现的常见方法.
- 在IT期间保持特定的生理状态对于优化训练适应至关重要.
- 在IT期间了解血液乳酸动态是设计有效培训协议的关键.
研究的目的:
- 确认在整个间歇训练过程中可以维持中度至高血乳酸度,包括重复和休息时间.
- 评估整个IT会话中的性能时间稳定性.
- 评估恢复间隔期间心率的变化.
主要方法:
- 48名训练有素的游泳运动员和田径运动员参与了这项研究.
- 进行了四个间隔训练方案,包括6-10次持续时间为1-3分钟的比赛.
- 血中乳酸盐度保持在大约5-10mmol/L,被动恢复时间为60-180秒.
- 每场比赛的表现时间都被记录下来,在恢复间隔期间测量了血液乳糖和心率.
主要成果:
- 在游泳者和田径运动员的每个间隔训练方案中,表现时间保持稳定.
- 血液中乳酸盐度在IT课程期间始终保持在中高水平 (5.859.44 mmol/L),但存在很小的显著差异.
- 心率从恢复期开始到结束时显著下降.
结论:
- 在完整的间歇训练课程中,血中乳酸平稳状态度中等至高可以维持大约20至60分钟.
- 在这些持续高乳酸盐条件下,可以实现稳定的性能.
- 这种训练方法有效地刺激了代谢需求和节奏策略,优化了耐力比赛中的表现.
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