FAB FM's Medicine Lady Dr Alex Bernhardi talks to Gazza about the World's so call Blue Zones

Blue Zones are regions of the world where Dan Buettner claims people live much longer than average. Apparently they are also healthier.

The term first appeared in his November 2005 National Geographic magazine cover story, "The secrets of a long life", where Buettner identified five regions as "Blue Zones" 

We discover why they are called Blue Zones, where the 5 known Blue Zones exist and what they have in common.