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Bolotana, Sardinia, Emerges as a Female Longevity Hotspot
By Drooid · · How we work
Core Findings: Exceptional Female Longevity in Bolotana
A study published in *Frontiers in Aging* examined residents of Bolotana, a mountain village of roughly 2,300 people. Researchers found that 13.8 % of women who reach age 70 live to be 100, placing the village second worldwide for female longevity after Hong Kong. Among people born in Bolotana between 1900 and 1925, 38 individuals lived beyond 100, a rate 57 % higher than the Italian national average. The village’s female centenarian count rose from six in 2024 to an expected twelve by 2027, while the last male centenarian died at age 101 in July.
Background & Context
The “blue zone” concept identifies regions where people enjoy unusually long lives. Sardinia’s original blue zone, identified over 25 years ago, was noted for a predominance of long-lived men. Bolotana, located about 110 km from that zone, now shows a longevity advantage that is predominantly female. Researchers are investigating genetic factors, diet, physical activity, and social connections to explain this gender shift.
Data & Statistics
- Female centenarian prevalence: 13.8 % of women reaching 70 become centenarians.
- Historical centenarian count: 38 centenarians among 3,060 births (1900-1925) -> 57 % above the Italian average.
- Population size: approximately 2,300 residents.
- Comparative rankings: Bolotana’s women rank second globally after Hong Kong for both life expectancy after 70 and probability of reaching 100.
- Male longevity: The last male centenarian, Giovanni Madau, died a few months short of 102.
Official Statements & Responses
Mayor Francesco Manconi highlighted the community’s “abundance of natural affection” from family, neighbours, and friends, stressing the village’s commitment to allowing seniors to remain in their homes.
Cultural-association president Tore Pedde noted that early-20th-century records showed more elderly men than women, but women have since outnumbered men among the oldest residents.
Verbatim Quotes
- “Someone did come to the house and ask my parents for my hand in marriage,” — Giovanna Marras, 101-year-old resident.
- “What’s special here is that for the first time we’ve identified an area where women live to a great age, whereas the original blue zone was predominantly male,” — Giovanni Mario Pes, study lead.
Why It Matters
The Bolotana findings suggest that female longevity can arise in environments previously associated with male-focused longevity. Understanding the interplay of genetics, diet (including locally produced olive oil), regular physical activity on steep terrain, and tight-knit social networks could inform broader aging research and public-health strategies aimed at extending healthy life expectancy for women.
What’s Next
Researchers plan to extend genetic analyses of family trees and conduct longitudinal assessments of diet, activity, and social interaction among Bolotana’s residents. The study’s authors indicate that further fieldwork will aim to isolate the factors that differentiate Bolotana’s women from other populations, potentially shaping future blue-zone designations.