Old age is simply a state of mind – and enjoying life to the full can keep you young

Old age is simply a 'state of mind' – and enjoying life to the full can keep you young People who perceive themselves as old are more likely to quit activities which could help keep them youngKey examples include socialising and regular exercise author] PUBLISHED: 15:54 GMT, 16 April 2013 | UPDATED: 16:00 GMT, 16 April 2013 Age is nothing but a number, according to new research that suggests you're only as old as you let yourself feel.