在训练有素的骑自行车者中,高强度间隔重复之间的血液流量限制的急性生理反应
Charles F Pugh1, Carl D Paton2, Richard A Ferguson3
1Te Huataki Waiora School of Health, University of Waikato, Hamilton, New Zealand.
European journal of sport science
|June 14, 2024
概括
高强度间歇训练 (HIIT) 恢复期间的血流限制 (BFR) 改变了骑自行车者的生理反应. 这种方法影响了运动后的气体交换和血管内皮生长因子 (VEGF) 水平.
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
背景情况:
- 血流限制 (BFR) 是一种用于提高运动表现的技术.
- 在耐力运动员高强度间歇训练 (HIIT) 的恢复阶段,其在耐力运动员的应用仍未得到充分探索.
研究的目的:
- 为了研究在训练有素的骑自行车者中,在HIIT课程的恢复间隔期间应用BFR的生理效应.
- 将这些反应与没有BFR的对照条件进行比较.
主要方法:
- 十一名有竞争力的公路自行车运动员接受了两次随机交叉HIIT训练:一个是恢复期间使用BFR (200mmHg,袖口宽度为12厘米2分钟),一个是控制 (CON) 训练.
- 测量包括肺气交换 (V̇O2,V̇CO2,V̇E),组织氧和指数 (TSI),心率 (HR) 和血清血管内皮生长因子 (VEGF).
主要成果:
- 在HIIT工作期间,BFR增加了V̇CO2和V̇E,但没有影响V̇O2,TSI或HR.
- 在早期恢复期间,BFR降低了TSI,V̇O2,V̇CO2和V̇E.
- 在晚期恢复 (BFR后) 中,V̇O2,V̇CO2,V̇E和HR增加,而TSI与CON相比下降.
- 在运动后3小时与BFR进行后,观察到VEGF的显著增加.
结论:
- 将BFR纳入HIIT恢复阶段,可以改变训练有素的骑自行车者在运动期间和运动后的急性生理反应.
- 观察到的气体交换,氧和VEGF的变化表明BFR影响恢复动态和潜在的训练适应.
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