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World's Oldest Siblings Share Secrets to 316 Years
25 Jun
Summary
- Three Brazilian sisters, aged 103, 104, and 109, hold the world record.
- Researchers are studying their genetics to understand exceptional aging.
- Sisters attribute longevity to diet and an active, supportive lifestyle.

Three Brazilian sisters, boasting a combined age of 316 years, have earned the title of the world's oldest living trio of siblings from Guinness World Records. Their extraordinary longevity is now the focus of the DNA Longevo Project, led by scientist Mayana Zatz at the University of Sao Paulo, aiming to unravel the biological secrets of aging.
Researchers are comparing centenarians like these sisters with individuals experiencing frailty to identify genetic traits associated with extended health and cognitive resilience. While the sisters credit a healthy diet and active childhood, scientists like Zatz suggest inherited factors may play a significant role in preserving health later in life.
At 103, 104, and 109 years old, Zulina, Zoraide, and Levita de Deus Nunes are not only celebrating their individual milestones but also contributing valuable data to studies on longevity. Ben Meyers of LongeviQuest notes the importance of both strong genetic components and community support networks in achieving such advanced ages.
The study's ultimate goal is to gather data from 500 centenarians to draw more definitive conclusions about the factors that protect vital organs and cognitive functions from age-related decline, potentially paving the way for broader health insights.