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Skipping cigarettes, keeping blood pressure in check and avoiding diabetes in your 50s can buy nearly 13 extra years without dementia — that's not a small deal. Midlife is exactly when brain changes linked to dementia begin, making those years the highest-leverage window for protecting long-term cognitive health. Waiting until symptoms show up is waiting too long.
Dementia remains a crushing reality with no NHS drugs available to slow or cure it, and lifestyle advice alone won't fix a system that chronically underfunds dementia research compared to other major diseases. Black adults develop dementia years sooner than white adults even with the same risk factors, exposing deep health disparities that individual choices can't fully overcome. Targeted prevention investment — not just personal responsibility messaging — is what's actually needed.