肌筋伸展对机械知觉和贡献神经机制的影响
Abigail W Anderson1, Arthur Soncini1, Kaitlyn Lyons1
1School of Kinesiology and Rehabilitation Sciences, University of Central Florida, Orlando, FL 32816, USA; abigail.wilson@ucf.edu (A.W.A.); ka027025@ucf.edu (K.L.).
NeuroSci
|November 1, 2024
概括
冷水浸泡显著降低了疼痛敏感性,远远超过中度拉伸. 这表明冷水可能会触发一种有条件的疼痛调节反应,与拉伸不同,拉伸可能不够强烈以至于被认为是痛苦的.
科学领域:
- 神经科学是一个神经科学.
- 疼痛管理 疼痛管理
- 肌肉骨健康 肌肉骨健康
背景情况:
- 肌肌拉伸是治疗肌肉骨疼痛的常见方法.
- 在伸展过程中减轻疼痛的潜在神经机制尚未完全理解.
- 伸展可以作为一种条件刺激,用于条件疼痛调制 (CPM).
研究的目的:
- 为了比较冷水浸泡 (CWI),低强度伸展和中等强度伸展后压力疼痛值 (PPTs) 的即时变化.
- 研究个体疼痛敏感性,心理因素和对这些干预措施的反应之间的关联.
主要方法:
- 一项交叉研究设计,涉及27名健康参与者.
- 参与者完成了CWI,上梯形伸展 (到感觉开始) 和中等强度伸展.
- 在每次干预后立即测量压力疼痛值 (PPTs).
主要成果:
- 显著的条件x时间相互作用显示,在CWI期间疼痛敏感度的降低较大,而在2分钟和4分钟的中等强度伸展时,疼痛敏感度的降低较大.
- 热痛值的广泛增加和与疼痛相关的焦虑减少与CWI反应有中等的相关性.
- 在拉伸干预和这些心理因素之间没有发现显著的相关性.
结论:
- 冷水浸泡似乎引起了有条件的疼痛调节反应,显著降低了疼痛敏感性.
- 在本研究中应用的中度强度拉伸可能不足以触发显著的CPM反应.
- 个人疼痛敏感性和与疼痛相关的焦虑等心理因素可能会影响CWI对疼痛调节的有效性.
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