Credit: SWNS<br /><br />Meet the all-action grandad who still does martial arts every day - at the age of 92.<br /><br />Lew Burja credits his long-lasting health to tai chi and kung fu.<br /><br />He started in his 50s after a bout of chest infections and niggling pain in his back.<br /><br />Forty years on and the grandad-of-three is fighting fit.<br /><br />Lew, from Leeds, can still walk up to seven miles a day and can easily run to keep up with his grandchildren.<br /><br />He is also training to become a thriller writer to keep his mind sharp.<br /><br />Lew said: "It's incredible what [martial arts] has done for me. It's a lifesaver.
