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Optimism linked to 15% lower dementia risk in older adults.
A new study suggests optimism may lower the risk of dementia.
Harvard researchers found higher optimism scores linked to a 15% lower risk among older adults, even after adjusting for health factors.
While the connection is clear, experts say more research is needed to understand exactly how a positive outlook protects the brain.
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El optimismo está relacionado con un 15% menor riesgo de demencia en adultos mayores.