在老年人中,芭蕾舞练习改善神经肌肉和生物机械反应,以应对意外的站立滑落
Caroline Simpkins1, Feng Yang1
1Department of Kinesiology and Health, Georgia State University, Atlanta, Georgia, United States.
Journal of neurophysiology
|August 14, 2024
概括
老年芭蕾舞者在意外滑倒后的跌倒风险低于非舞者. 这是由于神经肌肉反应更快,恢复步骤更有效,增强稳定性和减少跌倒发生率.
科学领域:
- 老年学是一门学科.
- 生物力学 生物力学
- 神经肌肉生理学 神经肌肉生理学
背景情况:
- 跌倒和跌倒相关的伤害对老年人来说是一个重大问题.
- 芭蕾舞训练可以增强协调,腿部力量和姿势控制,但它对老年人减少跌倒的影响尚未得到充分证实.
研究的目的:
- 为了研究老年休芭蕾舞者对意外站立滑落的生物机械和神经肌肉反应.
- 为了比较年长的芭蕾舞者和年龄相匹配的非舞者之间的跌倒率和恢复策略.
主要方法:
- 20名老年芭蕾舞者和23名非舞者在跑步机上站立时意外滑倒.
- 主要结果:滑落率. 二次结果:动力学测量 (步行稳定性,滑行距离,恢复步骤). 三级结局:腿部肌肉的电肌图延迟.
主要成果:
- 与非舞者 (83%) 相比,较少的舞者 (45%) 跌倒了 (P = 0.005).
- 舞者表现出更好的动态步行稳定性,更短的恢复步骤延迟和持续时间,更快的步骤速度,减少滑动距离.
- 舞者在关键腿部肌肉 (大腿直肠,前,大腿两侧肌,中侧腹肌) 中表现出较早的电肌图激活.
结论:
- 与非舞者相比,老年芭蕾舞者在意外滑落后表现出较低的跌倒风险和更大的稳定性.
- 参与芭蕾舞可能会给神经肌肉带来好处,导致更有效的恢复步骤和降低老年人跌倒的风险.
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