Newsgallery
Sean Doyle and Glenn Davies
Huddersfield Parkrun heart attack survivors Sean Doyle (left) and Glenn Davies, both part of the Cardiac Athletes Facebook group.1 of 10 
The Cardiac Athletes who competed in the Thoresby 10 in Nottinghamshire. From left to right: Lee Masters, Roland Malkin, Sean Doyle, Glenn Davies, Archie Sissons, Robert Hudson and Adrian Jones.2 of 10 
Runner Glenn Davies, who suffered a 'silent' heart attack at Huddersfield Parkrun, with wife Samantha.3 of 10 ![]()
Heart attack survivor Sean Doyle at his landmark 50th Huddersfield Parkrun.4 of 10 ![]()
Runner Glenn Davies, who suffered a 'silent' heart attack at Huddersfield Parkrun, with wife Samantha.5 of 10 ![]()
Huddersfield Parkrun heart attack survivors Sean Doyle (left) and Glenn Davies, both part of the Cardiac Athletes Facebook group.6 of 10 ![]()
Runner Glenn Davies, who suffered a 'silent' heart attack at Huddersfield Parkrun, with wife Samantha.7 of 10 ![]()
Huddersfield Parkrun heart attack survivors Sean Doyle (left) and Glenn Davies, both part of the Cardiac Athletes Facebook group.8 of 10 ![]()
Runner Glenn Davies, who suffered a 'silent' heart attack at Huddersfield Parkrun, in hospital just two hours later.9 of 10 ![]()
The three-strong team from Cardiac Athletes which won fastest team at the fastest team at the Thorseby 10. From the left: Sean Doyle, Roland Malkin and Lee Masters.10 of 10
