How a Graph of Nuns' Mental Capacity Revealed Insights into Brain Aging

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How a Graph of Nuns' Mental Capacity Revealed Insights into Brain Aging
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Mathematician Hannah Fry explains how a graph tracking nuns' mental capacity over decades helped reveal vital insights into how our brains age. The story of Sister Mary, whose undimmed cognitive abilities at the age of 101 made her an extraordinary outlier, changed researchers' understanding of dementia and mental decline over time.

, mathematician Hannah Fry explains how a graph tracking nuns’ mental capacity over decades helped reveal vital insights into how our brains age.

Neuroscientist David Snowdon and his team visited convents across the US to find participants for a unique and ambitious research project. They convinced 678 nuns to take tests every year to measure their cognitive abilities as they aged. The idea was to see when the sisters’ mental faculties would begin to fail, and how quickly they would decline.

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Mathematician Graph Nuns Mental Capacity Brain Aging Dementia Mental Decline Research Cognitive Abilities

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