功能性神经可塑性促进和干扰对3个月体育炼后抑制控制的影响在衰老中
Hong-Yi Wu1, Chih-Mao Huang2, Ai-Ling Hsu3,4
1Graduate Institute of Biomedical Electronics and Bioinformatics, National Taiwan University, Taipei, Taiwan.
Scientific reports
|February 14, 2024
概括
有氧运动改善了成年人的执行功能和抑制控制. 根据年龄,认知效益以不同的速度出现,老年人显示早期收益,年轻人在六周后受益.
科学领域:
- 神经科学是一个神经科学.
- 运动生理学 运动生理学
- 认知心理学 认知心理学
背景情况:
- 执行功能,特别是抑制,对于老年人的生活质量至关重要.
- 有氧运动显示出增强抑制功能的潜力,但神经可塑性模式因运动持续时间而异.
研究的目的:
- 为了研究12周有氧运动干预对年轻人和老年人的抑制功能的影响.
- 为了探索与年龄相关的大脑可塑性的差异和运动后的认知改善.
主要方法:
- 一个为期12周的有氧运动干预,涉及12名年轻人和14名老年人.
- 使用数值Stroop任务重复测量抑制功能.
- 功能性磁共振成像 (fMRI) 来评估大脑活动,重点关注前端对面和默认模式网络.
主要成果:
- 在干预后的抑制任务中提高了准确性和减少了反应时间 (RT).
- 在两个干预阶段 (0-6周和6-12周) 中,在年轻人和老年人中观察到明显的神经可塑性模式.
- 老年人在最初的六周内显示出更大的初始认知益处,而年轻人的改善发生在以后.
结论:
- 有氧运动有利于抑制功能,年龄特定的相互作用影响大脑可塑性.
- 早期干预阶段与后期相比,产生不同的神经和认知结果.
- 研究结果表明,年龄,运动持续时间和执行职能神经可塑性之间存在微妙的关系.
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