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近期，伦敦大学学院团队的一项最新研究发现，中老年人长期处于“反复消极思维”（Repetitive Negative Thinking, RNT）中，可能与认知能力下降，以及与阿尔茨海默病（AD）相关的有害蛋白在大脑沉积有关。这项研究对360名55岁以上，且AD发病风险比普通人高的中老年人进行了认知功能评估、PET扫描等多维度的评价，首次证实了反复消极思维与AD发病风险的关系。论文发表在Alzheimer’s & Dementia期刊上。
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