A remarkable Australian medical doctor who has spent several decades travelling the world, studying health and spreading the knowledge of some of the world’s longest living people. 

Hear how Dr John Tickell has gone about his work over the last five decades, and how he's continuing to stay active and help others do the same, as he sits down in studio with host Luke Darcy.

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See omnystudio.com/listener for privacy information.

See omnystudio.com/listener for privacy information.