公共卫生 公共卫生
Lilah M Besser1, Jana A Hirsch2, Timothy M Hughes3
1University of Miami Miller School of Medicine, Boca Raton, FL, USA.
Alzheimer's & dementia : the journal of the Alzheimer's Association
|December 23, 2025
概括
在中年生活中生活在更绿色的社区与晚年认知能力下降的速度较慢有关. 这包括更好的全球认知和处理速度,强调绿色空间对大脑健康的重要性.
科学领域:
- 环境健康 环境健康
- 神经科学是一个神经科学.
- 公共卫生 公共卫生
背景情况:
- 绿色社区提供体育活动,社会参与和减轻压力,这些都与降低阿尔茨海默病和相关痴呆症 (ADRD) 风险有关.
- 中年暴露于绿色环境可能会显著影响与ADRD发展相关的健康行为.
- 很少有研究探讨了中年绿色暴露与晚年认知功能之间的联系.
研究的目的:
- 调查中年期间邻里绿色暴露与晚年认知衰退之间的关联.
- 分析绿色社区环境如何影响随时间推移的认知轨迹.
主要方法:
- 利用了2881名多民族动脉样硬化研究 (MESA) 参与者的数据,这些参与者有中年地址史 (45-54岁).
- 使用正常化差异植被指数 (NDVI) 来测量中年社区的绿色,在1,230米的缓冲区内,来自LANDSAT卫星图像.
- 在基线时55岁以上的参与者中,在约10年内评估全球认知 (CASI) 和处理速度 (DSC),使用多变量线性混合效应回归.
主要成果:
- 在中年期间居住在最绿色社区的参与者在全球认知 (CASI) 中的年度下降速度较慢,相比于绿色较少的地区的参与者.
- 较慢的处理速度下降 (DSC) 也在中年社区绿色暴露率较高的个体中观察到.
- 这些关联在控制人口统计因素,社会经济地位和并发症后仍然很重要.
结论:
- 在中年生活中生活在更绿色的社区,与晚年生活中保持认知功能有关.
- 这些发现表明,环境绿色在缓解认知衰退方面发挥着作用.
- 促进绿色社区环境可能是支持长期大脑健康的策略.
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