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Influence of Step-Width Manipulation on Running Biomechanics
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自行车宽度对女自行车手压力的影响
Zi-Jun Lin1, Hsin-Huan Wang2, Chia-Hsiang Chen3
1Graduate Institute of Athletics and Coaching Science, National Taiwan Sport University, Taoyuan, Taiwan, ROC.
Journal of sports science & medicine
|September 15, 2023
概括
更宽的自行车可以减少女性骑自行车者的压力.
科学领域:
- 生物力学 生物力学
- 运动医学 运动医学
- 人体生理学 人体生理学
背景情况:
- 不合适的自行车可以导致骑自行车时的压力增加和不适.
- 由于解剖学上的差异,女骑自行车者更容易受到运动伤害.
- 马压力分布是骑自行车舒适度和伤害预防的关键因素.
研究的目的:
- 为了研究不同宽度对女骑自行车者的压分布的影响.
- 为了确定最佳的宽,以减少压力和提高舒适度.
- 为妇女提供基于证据的建议,以选择自行车.
主要方法:
- 十名健康的女性骑自行车者参与了这项研究.
- 马压力测量使用压力跨四个马宽度:狭窄,中等,宽,和自我选择.
- 参与者以稳定的节奏 (90 RPM) 和工作负载 (150 瓦) 踏踏车收集数据.
主要成果:
- 与狭窄和中等的相比,更宽的显著降低了背脊上最大和平均压力.
- 宽导致阴骨上的压力区域较小,后坐骨骨上的压力区域较大.
- 与宽和自我选择的相比,适度的显示出更大的平均力.
结论:
- 使用大约比骑自行车者的腰椎宽度大约1厘米的坐宽度可以有效地改善坐压力分布.
- 较宽的骑行似乎提供了更好的舒适性,并可能降低女性骑自行车者的受伤风险.
- 子选择应考虑个体解剖学测量,以获得最佳的性能和幸福感.
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