使用并发的听觉,触觉和视觉暗示和估计的节奏增加了阿基里斯肌在跑步中的负荷
Grace Rudek1, Emma Heinert1, C Nathan Vannatta2
1Physical Therapy Program, Department of Health Professions, La Crosse Institute for Movement Science, University of Wisconsin - La Crosse, La Crosse, WI, USA.
概括
通过听觉或视觉线索增加跑步节奏,可以有效地减少跑步者的阿基里斯肌负荷. 这些暗示策略改变了生物力学,为在跑步机上跑步时管理阿基里斯肌损伤提供了潜在的好处.
科学领域:
- 生物力学 生物力学
- 运动医学 运动医学
- 运行科学 运行科学
背景情况:
- 阿基里斯肌 (AT) 损伤在跑步者中很常见.
- 改变运行节奏是减少AT负载的潜在策略.
- 实时提示节奏和AT加载的有效性需要进一步调查.
研究的目的:
- 为了确定自我估计或实时提示是否可以增加跑步节奏.
- 研究增加节奏对休跑者阿基里斯肌 (AT) 负荷的影响.
- 为了比较听觉,触觉和视觉线索对运行生物力学和AT负载的影响.
主要方法:
- 对35名休跑步者进行了受控实验室研究.
- 测量包括偏好的节奏,自我估计的节奏增加了10%,以及实时节奏线索增加了10%.
- 逆动力学和肌肉骨建模被用来从动力学和动力学数据分析AT负载.
主要成果:
- 与基线相比,线索方法显著增加了节奏 (4.9%-9.6%).
- 听觉和视觉暗示减少了AT力分别为10.9%和7.7%.
- 步骤时间和峰值soleus力下降,而峰值地面反应力随视觉线索而下降.
结论:
- 听觉和视觉暗示有效地增加了跑步节奏,并减少了阿基里斯肌的负荷.
- 跑步者表现出对听觉和视觉暗示策略的反应能力.
- 临床医生可以考虑这些提示方法来管理跑步机运行期间跑步者的AT伤害.
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