Your environment shapes your brain more than you think. Enter your city to discover how where you live affects your brain's biological age.
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These questions help estimate how your personal situation modifies your city's baseline exposome.
Based on environmental data from the Global Human Settlement Layer (EU JRC), World Bank, and Legaz et al. (2026) Nature Medicine. This is a risk estimate, not a clinical diagnosis. Individual brain aging varies based on genetics, lifestyle, and factors not captured here.