“Resuscitation to Recovery, published this week by the British Heart Foundation (BHF), reveals that a lack of confidence and training – and even a fear of embarrassment – are killing cardiac arrest victims. The stats are stark: survival chances drop by around 10% with each minute without a shock to the heart, either by CPR or a defibrillator. After 10 minutes, survival chances drop to 2%. “The most common thing people say to us is they wouldn’t do anything because they wouldn’t want to make things worse,” says Clive James, a trainer with St John Ambulance. “But in the case of cardiac arrest, you can’t make it worse because if you don’t do something that person will die…”