Co Down man Ralph Magee never expected that occasional pains in his chest while exercising could be a sign of a heart attack - but at the age of 56, that was exactly what had happened to him.
The father-of-three and Principal at Andrews Memorial Primary School in Comber first became aware of potential problems with his health back in 2020.
It all started when a colleague had organised for Northern Ireland Chest Heart & Stroke to come to the school and do health checks.