This is a very informative interview with Dr. Paul Wang, Director of the Stanford Cardiac Arrhythmia Service and Cardiac Electrophysiology Laboratory.
Part 1 of 3
Dr. Wang defines Sudden Cardiac Arrest, explains that chances of survival decrease by 10% at every minute defibrillation is delayed.
Part 2 of 3
Doctor Wang talks about Ejection Fraction, Ventricular Fibrillation, and the need for ICDs.
Part 3 of 3
In this final segment, Dr. Wang talks further about AEDs (Automated External Defibrillators) and ICDs (Implantable Cardioverter Defibrillators). He also explains that for every five patients who would benefit from an ICD, only one is implanted.