I had my biological age tested – it’s 10 years older than my actual age. Here’s how I am going to lower it

Ihad my biological age tested – it’s 10 years older than my actual age. Here’s how I am going to lower it

Longevity testing – based on assessing how efficiently the heart, lungs and muscles utilise oxygen – offers vital insights into a person’s long-term health

Chrissie Russell: ‘I’m fretting that maybe everything would have been different if I’d managed that final two minutes on the treadmill.’ Photo: © Presseye/Stephen Hamilton

We’re only seven minutes in, and I already want to rip the mask from my face and stagger away from the treadmill. With hindsight, this should have been my first alarm bell that perhaps my biological age, currently being calculated by the treadmill and mask combo, might not be as good as I had hoped.

At 13 minutes, and with two minutes to go, jogging at a pace