在隔组恢复期间缓慢呼吸对杆背 Squat 功率表现的影响
Jeffrey D Buxton1, Holly M Grose1, Joseph D DeLuca1
1Department of Exercise Science/Grove City College, Grove City, PA, USA.
Journal of human kinetics
|August 12, 2024
概括
阻力练习组之间的缓慢呼吸 (SB) 并没有改变表现,但改善了心率恢复. 这种技术耐受性很好,可以在不影响培训成果的情况下帮助恢复.
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
- 心脏呼吸系统的调节
背景情况:
- 已知缓慢呼吸 (SB) 降低了交感神经系统的活动,降低了心率和血压.
- 这些生理效应表明,SB可能会在高强度运动期间加强恢复.
- 4-7-8呼吸技术是SB的一种特定方法,可以减轻抵抗训练期间的性能下降.
研究的目的:
- 为了研究4-7-8缓慢呼吸技术在休息间隔的缓慢呼吸技巧的有效性.
- 为了确定SB是否在阻力练习期间减轻了输出功率和条形速度的减少.
- 评估SB对生理恢复标志物和感知力的影响.
主要方法:
- 一个随机的交叉设计被采用了18个抵抗训练的男性执行5组3条杆背.
- 参与者完成了正常呼吸 (CON) 或4-7-8慢呼吸技术 (SB) 在3分钟的间隔恢复期间.
- 测量包括峰值/平均功率,棒速度,HR恢复 (RHR),BP恢复 (RBP),感知劳动力评级 (RPE) 和恢复得分 (RS).
主要成果:
- 在SB和CON之间没有观察到功率,条形速度,RBP,RPE或RS的显著差异.
- 与正常呼吸相比,缓慢呼吸导致第二和第三组后心率恢复 (RHR) 显著增加.
- SB耐受性很好,并没有对急性抵抗训练表现产生负面影响,也没有改善.
结论:
- 4-7-8缓慢呼吸技术,当在杆背两组之间应用时,不会提高急性训练表现.
- 在抵抗运动的恢复间隔期间,SB有效地改善了心率恢复.
- 需要进一步的研究来探索其他SB技术及其对不同训练模式和整体炼恢复的影响.
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