A shortage of defibrillators - which shock the heart - and a lack of public awareness could be costing thousands of lives every year, research suggests.
Experts found that fewer than 2% of heart attack victims in one county in England were treated with the device before an ambulance arrived - a figure described as "disappointingly low".
The British Heart Foundation (BMF) estimates that 60,000 heart attacks occur out of hospital every year across the UK.
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Temperatures recovering over the next few days.
An ambulance crew member told ITV News waiting outside hospitals to offload patients has become 'completely soul-destroying'.
Patrick Gunar was caught on CCTV attacking the girl on Cambridge Street in Pear Tree last month as she was returning from the local shop.