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National Geographic researchers believe they may have discovered a new "blue zone."

A blue zone is a geographic region where residents show unusually high rates of longevity and survival into old age. The newest blue zone candidate is a small village called Bolotana, located on the Italian island of Sardinia.

In a 2024 snapshot, 10 of the village's 2,262 residents were at least 100 years old, according to National Geographic — roughly 10 times the Sardinian average and 11 times the U.S. average.

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A team of researchers, including Dan Buettner — founder of Blue Zones, a company focused on longevity , and a National Geographic Fellow — set out to investigate Bolotana’s exceptional lifespan.

The findings were published in Frontiers in Aging.

Bolotana’s hilly streets encourage residents to walk as part of their daily routines.…