在奇特的小腿训练中加载速度和强度的影响 尾肌厚度和刚度的急性变化:一个随机交叉试验
Lauren Pringels, Dries Pieters1, Sarah VAN DEN Berghe1
1Department of Rehabilitation Sciences, Ghent University, Ghent, BELGIUM.
Medicine and science in sports and exercise
|January 9, 2025
概括
奇特的小牛训练参数影响阿基里斯肌流体动力学. 缓慢,高负荷的运动显著减少肌厚度和增加性,可能有助于肌病的康复.
科学领域:
- 运动医学 运动医学
- 肌肉骨生物力学 肌肉骨生物力学
- 肌病学研究 肌病学研究
背景情况:
- 对阿基里斯肌病的异常小牛训练产生了不同的结果.
- 运动期间肌液流可以解释肌厚度和度的变化.
- 理论上,缓慢,高负荷的炼可以增强肌流体的流动,以治愈.
研究的目的:
- 研究加载速度和强度对阿基里斯肌特性的影响.
- 为了确定异常的小牛训练参数是否会影响肌流体含量变化.
- 为优化阿基里斯肌病的异常运动方案提供证据.
主要方法:
- 随机,评估者盲目的交叉试验,包括34名健康运动员.
- 单脚奇特的脚下降干预,可控制加载速度 (1s vs 3s) 和强度 (低 vs 高).
- 超声波和剪切波弹性学评估了肌前后直径,横截面积和剪切波速度干预前后.
主要成果:
- 与其他方案相比,缓慢的高负荷干预显著减少了前后肌直径 (8.9%) 和横截面积 (10.1%).
- 只有缓慢的,高负荷的干预才导致肌剪切波速度显著增加 (54.5%).
- 加载速度和强度对肌厚度和度的急性变化产生了关键的影响.
结论:
- 奇特的小牛训练参数 (速度和强度) 严重改变了阿基里斯肌流体动力学.
- 缓慢,高负荷的异常运动在调节肌厚度和度方面似乎最有效.
- 研究结果表明,优化的偏心运动方案可以提高阿基里斯肌病的康复.
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