Robert Underwood, a parent of a 16-year old girl who died of Sudden Arrhythmia Death Syndrome, is campaigning to get defibrillators in all schools.
Contrary to popular perception, a defibrillator actually stops the heart, rather than restarts it, allowing it to naturally regain normal rhythm.
With a defibrillator to hand, a patient has a considerably greater chance of survival.
It's estimated that more than 95 percent of cardiac arrest victims die before reaching the hospital.
More top news
Rain possibly heavy at times. Relatively mild overnight.
An area of cloud and outbreaks of rain will move southeastwards overnight, leading to a milder night than of late.
It's officially Autumn but has anyone told the weather? Find out what to expect over the next few days.