较大的阿基里斯和脚带会在赤脚跑步时诱导较低的负荷因子
Alberto Rubio-Peirotén1, Antonio Cartón-Llorente1, Luis E Roche-Seruendo1
1Universidad San Jorge, Campus Universitario, Autov A23 km 299, 50830, Villanueva de Gállego Zaragoza, Spain.
Journal of science and medicine in sport
|October 1, 2023
概括
裸脚跑步者中较大的阿基里斯肌和足底带膜大小与改善的生物力学相关,特别是减少的劳动因子. 这表明更大的结缔组织通过优化地面接触和飞行时间来提高运行效率.
科学领域:
- 生物力学 生物力学
- 人体生理学 人体生理学
- 运动科学 运动科学 运动科学
背景情况:
- 肌对于机械能量储存和在跑步期间释放至关重要.
- 跑步动力学,如责任因子,是运动表现的关键决定因素.
- 了解连接组织形态和运行生物力学之间的相互作用至关重要.
研究的目的:
- 为了研究阿基里斯肌和足底带膜形态和跑步参数之间的关系.
- 探索穿鞋与赤脚跑步如何影响这种关系.
主要方法:
- 一项涉及44名参与者 (30名男性,14名女性) 的横截面研究.
- 参与者完成了两次3分钟的12公里/小时的跑步:一个赤脚,一个shod.
- 超声波用于测量肌和筋膜形态;动力学数据采集使用光电细胞系统.
主要成果:
- 在赤脚跑步时,发现肌/筋膜形态与接触时间,飞行时间和任务因子 (p <0.05) 之间存在显著的相关性.
- 具体来说,较大的阿基里斯肌和足部带膜尺寸与较短的接触时间和较长的飞行时间有关.
- 没有观察到连接组织形态和运动变量在鞋子运行期间之间有显著的相关性.
结论:
- 在赤脚跑步中,增强的阿基里斯肌和足部筋膜的大小与减少的劳动因子有关.
- 这种形态适应似乎通过增加飞行时间和减少地面接触时间来优化跑步.
- 鞋类显著改变了连接组织形态与跑步生物力学之间的关系.
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