As modern medicine improves, so too does our ability to stave off disease. But can we overcome the most inescapable of afflictions - old age? Researchers around the world are trying to find out.
Is there a single master gene that controls longevity in all mammals? Or are 'Fountain of Youth' genes little more than a myth?
Reader Adam Barclay, 44, wants to know if someone his age has any chance of living forever.
Aging and cancer appear to be closely linked, as over time, cells accumulate hits in their DNA code. But now research has turned to the role of RNA. Is RNA the key to a longer life?