If you are in your 40s and feel like something has shifted — your energy, your body, your recovery — there is a scientific reason for it. And it started long before you noticed.

In this episode, Professor Andrea Meyer, a leading researcher in healthy ageing, breaks down the difference between your chronological age and your biological age, and why that gap matters more than most women realise. You might be 42 on paper. But your body could be ageing at a rate that puts you five years ahead of that — or five years behind. The difference comes down to what is happening inside your organs, your hormones, and your cells right now.

We cover what biological age actually measures, why your organs age at different rates, how to start tracking the markers that matter, what the research says about diet and how much it can genuinely extend your h ...