乐观情绪与老年人痴呆风险降低15%有关. Optimism linked to 15% lower dementia risk in older adults.

一项新的研究表明乐观可能会降低痴呆的风险. A new study suggests optimism may lower the risk of dementia. 哈佛大学的研究人员发现,即使考虑到健康因素, 高度乐观程度也与老年人15%降低风险有关. Harvard researchers found higher optimism scores linked to a 15% lower risk among older adults, even after adjusting for health factors. 虽然这两者之间有明显的联系, 但专家们表示需要更多研究来了解积极态度如何保护大脑. While the connection is clear, experts say more research is needed to understand exactly how a positive outlook protects the brain.