There is correlation (and maybe even causal relation) between lifestyle and longevity. It's just the lifestyle in those "Blue Zones" is not different from the l

There is correlation (and maybe even causal relation) between lifestyle and longevity. It's just the lifestyle in those "Blue Zones" is not different from the lifestyle of surrounding areas (or as in Okinawa - gradient points in the wrong direction), so cannot serve as the sure way to longevity.