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Updated: May 20, 2025

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终身行走和阿尔茨海默氏病理学:老年人的纵向研究

Jee Wook Kim¹, Musung Keum², Min Soo Byun³

¹Department of Neuropsychiatry, Hallym University Dongtan Sacred Heart Hospital, 7 Keunjaebong-gil, Hwaseong, Gyeonggi, 18450, Republic of Korea; Department of Psychiatry, Hallym University College of Medicine, Chuncheon, Gangwon, 24252, Republic of Korea.

The journal of prevention of Alzheimer's disease

|May 17, 2025

概括

定期,强烈的步行可以减少阿尔茨海默病 (AD) 的大脑粉样蛋白-β (Aβ) 积累. 当高强度或长时间的步行在生命早期开始时,这种益处最为明显.

科学领域:

神经科学是一个神经科学.
老年学是一门学科.
公共卫生公共卫生

背景情况:

阿尔茨海默病 (AD) 风险与体育活动有关,但潜在的大脑变化尚不清楚.
之前的研究表明,步行可以降低AD风险,但步行强度和持续时间对AD病态的具体影响需要进一步研究.

研究的目的:

调查步行强度和持续时间与阿尔茨海默病 (AD) 相关的大脑病理的纵向变化之间的关联.
专门研究对粉样β (Aβ) 和积,神经退行以及白质超强度 (WMH) 的影响.

主要方法:

长度队列研究涉及151名老年人,随访4年,进行神经影像.
通过终身总体身体活动问卷评估的行走习惯,按强度 (高/低) 和持续时间 (≤360分钟/周与>360分钟/周) 分类.
使用PET/MRI测量的大脑Aβ和tau沉积,神经退行以及WMH体积.

主要成果:

长时间或高强度步行与四年内Aβ积累显著减少相关.
参与高强度和长时间行走的组表现出类似的好处.
这些对Aβ的积极影响主要在生命早期开始走路的参与者中观察到;对于,神经退行或WMH没有发现任何显著的关联.

结论:

长时间,高强度的步行可能会减轻大脑Aβ积累,可能降低阿尔茨海默病 (AD) 风险.
当这种体力活动在成年后期之前开始时,保护作用似乎更为显著.

关键词:

阿尔茨海默氏症是阿尔茨海默氏症的一种疾病.贝塔-氨基胺是一种β-氨基胺大脑病理学大脑病理学步行活动步行活动.

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