What's the Secret Behind Sardinians' Longevity? (2003)

Sardinia Centenarians (2003) - Sardinia has an unusually high percentage of old people, including the world's oldest man. Now scientists are examining the genetic make-up of these centenarians to see why that is.

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Many Sardinians have an above-average immune system. This is particularly noticeable in later years. Yet the Sardinian lifestyle differs little from other Europeans. The mystery could be unlocked here in Tiana, in this centuries-old village. It has been found that its 1,200 inhabitants come from just 8 founding families – an ideal place for researching genetic predisposition to certain diseases.

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