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Green Living Slashes Dementia Risk by 20%
20 Oct
Summary
- Living near greenery reduces dementia risk by 20 percent.
- The strongest effect observed within 110 yards of home.
- Green spaces support brain health through multiple pathways.

A comprehensive 16-year study involving almost 3,000 older adults in Stockholm, Sweden, revealed a significant connection between proximity to green spaces and a reduced risk of dementia. Researchers found that individuals living with abundant vegetation within 110 yards of their residences had a 20 percent lower chance of developing dementia.
The study, published in Alzheimer's & Dementia, indicates that these greener surroundings may bolster brain resilience through improved psychological well-being, rest, outdoor activity, and social interaction. They also offer protection against environmental stressors like traffic noise and air pollution.
While greenery at all distances showed some benefit, the impact was most pronounced closest to home. The protective association was also observed to be stronger among women. This research adds to a growing body of evidence supporting the health benefits of natural environments for aging populations.
Experts suggest that incorporating nature-based solutions into urban planning is crucial. Beyond supporting brain health, these green areas enhance biodiversity, mitigate flood risks, and provide cooling effects during heatwaves, offering a multifaceted benefit to communities.