血流的限制加剧了运动登期间的肌肉脱氧和疲劳,特定的手指曲器阻力训练
Titouan P Perrin1, Hugo Randy2, Xavier Hugues3
1University of Grenoble Alpes, Inserm, CHU Grenoble Alpes, HP2, 38000, Grenoble, France. titouan.perrin@univ-grenoble-alpes.fr.
European journal of applied physiology
|September 18, 2025
概括
低负荷血流阻力训练 (LLBFRT) 增加了登者肌肉脱氧和暂时疲劳,尽管机械负荷较低. 这种方法可以通过减少登特定练习期间的机械应力来降低受伤风险.
科学领域:
- 运动医学 运动医学
- 运动生理学 运动生理学
- 生物力学 生物力学
背景情况:
- 低负荷血流阻力训练 (LLBFRT) 为高负荷阻力训练 (HLRT) 提供了替代方案,可能减少组织应激.
- 在运动登特定练习期间对LLBFRT的急性生理反应还不清楚.
- 了解这些反应对于优化登者训练和预防受伤至关重要.
研究的目的:
- 使用LLBFRT调查登特定的指曲器练习期间的肌肉氧化,疲劳和感知反应.
- 为了比较LLBFRT和HLRT之间的这些反应,先进的精英登山者.
主要方法:
- 15名高级/精英登山者参加了随机的HLRT和LLBFRT会议.
- 用近红外光谱测量肌肉氧化率.
- 评估了肌肉疲劳,机械负荷 (FTI) 和感知反应 (不适,努力,疼痛).
主要成果:
- 与HLRT相比,LLBFRT导致了较大的肌肉脱氧.
- 尽管机械负荷较低,但LLBFRT诱导了较大的暂时肌肉疲劳 (运动后1分钟).
- LLBFRT导致运动间不适增加,但在运动期间减少了手指疼痛.
结论:
- 登特定的LLBFRT增加了肌肉脱氧和短暂的疲劳,可能是由于代谢压力和血液凝聚.
- 在LLBFRT中减少的机械负载可能会降低受伤的风险.
- 对于登山者来说,LLBFRT是一个可行的培训选择,特别考虑恢复和疼痛感知.
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