If you have a heart attack, early recognition of your symptoms is a major life-saving factor. But what does a heart attack really feel like, and how do we distinguish it from other conditions? We find out how to recognise the signs of a heart attack, and what to do if it happens to us or people in our vicinity. Dr Wan Faizal Wan Rahimi Shah, Consultant Cardiologist from Cardiac Vascular Sentral Kuala Lumpur (CVSKL), joins us for this discussion.