How old are you inside? Tiny tweaks to rewind your body clock

We can’t turn back the years, but by making the right lifestyle choices, it’s possible to reverse our biological age

We can slow or even reverse chronological ageing through diet and exercise. Picture: iStock

How old are you inside? We celebrate our chronological age with birthdays, but our bodies age biologically as damage to cells and tissues accumulates.

A range of age-related biomarkers, from blood pressure, lung capacity, and grip strength to the length of one’s telomeres (the ‘bumpers’ that protect DNA from damage), determines our ‘biological age’.