在男性耐力运动员中,高强度间歇训练与血流限制可以增强冲刺和最大有氧功率
Hubert Bourgeois1, Pénélope Paradis-Deschênes2, François Billaut1,3
1Département de kinésiologie, Université Laval, Québec, QC, Canada.
概括
高强度间歇训练 (HIIT) 与血流限制 (BFR) 结合,在训练有素的运动员中提高了冲刺表现和最大有氧功率. 这种新的方法改善了肌肉的代谢适应,而不会显著影响心肺呼吸能力.
科学领域:
- 体育科学 运动科学 运动科学
- 运动生理学 运动生理学
- 人类表现的人类表现.
背景情况:
- 众所周知,高强度间歇训练 (HIIT) 可以提高耐力.
- 血流限制 (BFR) 是一种用于增强训练适应性的技术.
- 对于HIIT和BFR对精英运动员的综合影响尚不清楚.
研究的目的:
- 研究HIIT和BFR对训练有素运动员最大有氧和无氧生理学和表现的同时影响.
- 为了确定与单独的HIIT相比,将HIIT与BFR相结合是否提供更好的好处.
主要方法:
- 一项随机对照试验与18名耐力训练的男性进行.
- 参与者每周进行三次HIIT训练,持续三周.
- 一组 (BFR) 在HIIT期间下肢血流受限 (50% - 70%的动脉阻塞压力),而对照组 (CTL) 没有.
主要成果:
- 在30秒的Wingate测试 (3.6%,P=0.02) 中,BFR组显示了总机械工作的显著增加.
- 在增量循环测试期间,最大有氧功率仅在BFR组 (4.5%,P=0.0004) 显著增加.
- 两组都提高了5公里骑自行车计时赛的表现,但BFR组在[H+] (11%,P=0.02) 中表现出更大的增加.
结论:
- 将100%最大有氧功率的短时间HIIT与BFR相结合,可以提高耐力运动员的冲刺表现和最大有氧功率.
- 这些改善与运动肌肉的代谢适应有关.
- 该组合并没有导致心肺呼吸能力 (VO2峰值) 的显著变化.
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