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What tribe has no dementia? Examining protective factors and lifestyle

While no tribe is known to be completely free of dementia, a 2022 study revealed that the Tsimane and Moseten peoples of the Bolivian Amazon have some of the lowest reported rates of dementia in the world. This discovery challenges common assumptions about aging and highlights the profound impact of lifestyle and environment on cognitive health, prompting us to ask: What tribe has no dementia?