减速作为阻力训练体积的指标 在女性中减速作为阻力训练体积的指标
Beatriz Bachero-Mena1,2, Luis Rodiles-Guerrero1,2, Juan Sánchez-Valdepeñas2,3
1Department of Human Movement and Sport Performance, University of Seville, Seville, Spain.
Journal of human kinetics
|February 13, 2025
概括
在长板压力过程中监测速度损失 (VL) 可以精确估计女性完成重复的百分比 (%Rep). 然而,使用VL进行可靠的%Rep估计需要速度损失值大于15%.
科学领域:
- 运动科学 运动科学 运动科学
- 运动生理学 运动生理学
- 生物力学 生物力学
背景情况:
- 了解重复速度和努力之间的关系对于优化抵抗训练至关重要.
- 基于速度的训练 (VBT) 提供了对训练强度和疲劳的客观反.
- 有限的研究存在于速度损失 (VL) 和其与完成的重复 (%Rep) 的相关性,特别是在女性运动员在板压力练习期间.
研究的目的:
- 为了分析重复速度的演变,在一个长椅压力设置,直到失败在女性.
- 检查完成重复的百分比 (%Rep) 与重复的最大数量 (MNR) 和速度损失的百分比 (VL) 之间的关系.
- 评估使用VL估计女性提升器%Rep的可靠性.
主要方法:
- 十六名女性在板压力上完成了一组至失败,其一次重复最大 (1RM) 的50%,60%,70%和80%.
- 为了确保数据的稳定性和可靠性,在50%和80%的1RM下进行了两次测试.
- 进行了统计分析,包括相关性 (R2),标准估计误差和变化系数 (CV) (p ≤0.05).
主要成果:
- 在VL大小和%Rep (R2 = 0.850.92) 之间发现了强烈的关系,误差很低.
- 最多的重复次数 (MNR) 显示变化系数 (CV) 为16.1%和20.8%,分别为50%和80%的1RM.
- 给定VL的%Rep显示CVs从6.3%到19.6%不等,在较低的VL值时变化更大.
结论:
- 监测速度损失 (VL) 是一个有价值的工具,可以准确估计在抵抗运动期间女性完成的重复率 (%Rep).
- 从VL估计%Rep的可靠性只有在达到超过15%的速度损失值时才令人满意.
- 这些发现支持女性运动员应用基于速度的训练原则,以衡量训练强度和疲劳水平.
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