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Erin O'Hara: What's the difference between chronological and biological age?

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Newstalk ZB,
Publish Date
Sun, 27 Sep 2026, 11:40am
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We all want to live long and healthy lives, but there's a difference between living longer and living longer well.   

Biological age measures the health and functional state of your cells and tissues, reflecting how well your body is aging compared to your chronological age. 

Naturopath and wellness expert Erin O'Hara explained further, and revealed the sleep and nutrition steps to take to improve biological age.   

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