当抵抗运动与血液流量限制在总工作量中相匹配时,肌肉压力是相同的:一个横截面,交叉研究
Koichi Okita1, Masashi Omokawa1, Shingo Takada1
1Graduate School of Lifelong Sport, Hokusho University, Ebetsu, Japan.
Acta physiologica (Oxford, England)
|January 17, 2024
概括
血液流量限制 (BFR) 运动在低到中等强度,同等的工作量诱导类似的肌肉代谢压力. 这表明BFR可能提供与高强度运动无限制相比较的训练效益.
科学领域:
- 运动生理学 运动生理学
- 体育科学 运动科学 运动科学
- 生物医学工程 生物医学工程
背景情况:
- 肌肉代谢压力是运动诱导适应的一个关键因素.
- 血流限制 (BFR) 训练是诱导生理变化的新兴方法.
- 在不同强度的BFR下了解代谢压力对于优化训练方案至关重要.
研究的目的:
- 为了在低到中等强度运动期间比较肌肉代谢压力,在匹配的工作量时与血液流量限制 (BFR) 进行比较.
- 研究不同BFR强度和持续时间对代谢标记物的影响.
- 为了比较BFR诱导的代谢压力与传统的高强度运动协议.
主要方法:
- 25名健康的成年人根据各种BFR协议 (10-40%的1-RM) 进行单边脚下曲,总工作量保持不变.
- P-磁共振光谱法被用来测量小腿肌肉中的脂蛋白耗尽和肌内pH值.
- 一个高强度的协议 (65% 1-RM没有BFR) 作为比较的基准.
主要成果:
- 在BFR协议中 (10%至40%1-RM) 没有观察到脂蛋白耗尽或肌肉内pH值下降的显著差异.
- 所有BFR协议所引起的代谢压力明显大于高强度 (65% 1-RM) 非BFR协议.
- 这些发现表明,当工作量等同时,在不同的低至中等强度中,代谢压力是可比的.
结论:
- 在BFR运动中,相同的总工作量可以导致类似的肌肉代谢应激水平.
- 在较低强度的BFR运动中,当与工作量相匹配时,可能会引起与更高强度运动相比的训练效应.
- 这项研究提供了BFR在诱导代谢压力的有效性的证据,可能为训练适应提供了可行的替代方案.
关键词:
缺血缺血症是什么意思 缺血缺血症磁共振光谱学 磁共振光谱学肌肉缩过高的情况肌肉的压力是肌肉的压力.含有脂蛋白和脂蛋白的蛋白质,可以使脂蛋白和脂蛋白的蛋白质变化.培训培训培训培训培训培训培训血管阻塞 血管阻塞更多相关视频
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