Heart valves

What are heart valves and what purpose do they serve

What is a heart stent?

How does a heart stent work and who needs it

What is cardiac arrest and CPR?

Cardiac arrest and CPR explained

What is an ECG / EKG?

Simple and basic description of what is an ECG and how does the technology work.

What is blood pressure?

What is the reason for blood pressure and how do you measure it..

Simple explanation of complex heart anatomy

Description of the anatomy, blood supply and the electrical wiring of the heart