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基于速度的训练频率影响了帕金森病患者肌肉形态,神经肌肉性能和功能能力的变化
Caleb Calaway1, Kelsey Walls1, Harvey Levitt1
1Laboratory of Neuromuscular Research and Active Aging, Department of Kinesiology and Sports Sciences, University of Miami, Coral Gables, Florida.
Journal of strength and conditioning research
|September 24, 2024
概括
基于速度的训练 (VBT) 改善了帕金森病 (PD) 患者的肌肉功能. 每周三天的训练可以提高每周两天以上的最大步行速度.
科学领域:
- 运动生理学 运动生理学
- 神经学 神经学
- 康复科学 康复科学 康复科学
背景情况:
- 基于速度的训练 (VBT) 显示了改善帕金森病 (PD) 患者肌肉形态和表现的前景.
- 对于PD患者,最佳的VBT频率尚未确定.
- 了解训练频率的影响对于PD有效的运动处方至关重要.
研究的目的:
- 研究两种不同的VBT频率 (每周2-3天) 对PD患者的肌肉形态,神经肌肉性能和功能能力的影响.
- 为了确定更高的VBT频率是否导致PD患者的优异适应.
主要方法:
- 进行了一项涉及VBT的12周干预,速度损失值为30%.
- 参与者被分配到每周2个或3个VBT课程.
- 通过超声波测量了大腿直骨 (RF) 和大侧骨 (VL) 的肌肉厚度 (MT) 和回声强度 (EI).
- 通过使用计算机化的气动阻力机来评估神经肌肉性能.
- 功能能力通过诸如脚压1-RM,峰值功率和步行速度等措施来评估.
主要成果:
- 在两组的RF和VL肌肉中都观察到肌肉厚度和质量的显著改善 (EI降低).
- 神经肌肉性能,包括腿压1-RM和峰值功率,显著改善.
- 习惯步行速度显示显著改善.
- 显著的分组时间相互作用有利于3天/周VBT组获得最大步行速度,显示出更大的改善 (∆0.15 m/s).
结论:
- 在每周2或3天的VBT有效地提高了PD患者的肌肉形态,神经肌肉性能和功能能力.
- 与每周2天相比,每周3天的频率对于改善PD患者的最大步行速度是优越的.
- 这些发现为为患有帕金森病的人量身定制VBT运动处方提供了宝贵的指导.
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