I have a biological age of 20 - no wonder everyone's astonished by my REAL age, says DR NICHOLA CONLON. These are the secrets about ageing everyone needs to know - and how you can look and feel like me too | Daily Mail Online

For years, we believed that age was a slow march in one direction, with only one inevitable outcome. But what if you could rewind the clock and make yourself younger - and so, live for longer?