血流限制中的动脉和静脉压力动态与传统的力量训练相比
Sanghyeon Ji1,2, Alexander Franz3,4, Michaela Vicas5
1Section Exercise Physiology, German Sport University Cologne, Cologne, Germany.
Scandinavian journal of medicine & science in sports
|February 17, 2025
概括
血流限制 (BFR) 到失败的训练比高负荷训练更多地增加了动脉和静脉压力. 这表明频繁使用BFR存在潜在风险,特别是对于那些有医疗条件的人来说.
科学领域:
- 运动生理学 运动生理学
- 血管生物学 血管生物学
- 运动医学 运动医学
背景情况:
- 力量训练反应取决于组,重复和负载.
- 血液流量限制 (BFR) 训练引入了血管限制,引发了安全问题.
- 了解BFR对血管的影响对于安全应用至关重要.
研究的目的:
- 研究在低负荷耐力训练 (LL-RT),低负荷BFR (LL-BFR-RT) 和高负荷耐力训练 (HL-RT) 期间的血管内压力变化.
- 为了比较不同抵抗训练模式所造成的动脉和静脉应力.
- 为科学讨论关于BFR的安全性和血管反应提供信息.
主要方法:
- 十名健康的男性使用随机交叉设计进行了单侧双腿卷曲到失败.
- 三种条件进行了测试:LL-RT (30% 1RM),LL-BFR-RT (30% 1RM,50% LOP) 和HL-RT (75% 1RM).
- 在整个炼方案中,对血管内压力 (动脉和静脉) 进行监测.
主要成果:
- 与LL-RT和HL-RT相比,LL-BFR-RT在休息期间导致更高的透析压和平均动脉压.
- 与HL-RT相比,LL-RT和LL-BFR-RT在升高的透析压,静脉压和平均动脉压下持续时间显著更长.
- 周围静脉压在LL-BFR-RT中明显更高,与其他疾病相比,在高压下花费的时间比例更大.
结论:
- 与没有BFR的高负荷训练相比,BFR训练到失败对炼肢体施加更大的动脉和静脉压力.
- 在LL-BFR-RT期间长时间暴露于高压可能表明血管应激增加.
- 需要进行进一步的研究,以评估频繁使用BFR引起的局部高压反应的长期风险,特别是在风险人群中.
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