Study identifies possible Sardinian longevity hotspot for women

A demographic study estimated 13.8% of Bolotana women reaching 70 would live to 100, compared with about 3.5% across Italy, The Guardian and Frontiers in Aging report. The estimate has a wide confidence interval and varies by period. Researchers call the village a candidate longevity hotspot; its causes and status as an established blue zone remain unproven.