India, Oct. 8 -- Heart attack, cardiac arrest, heart failure, and stroke are four serious medical conditions that are often confused with one another. However, they are not the same. A heart attack happens when blood flow to part of the heart is blocked, while cardiac arrest occurs when the heart suddenly stops pumping blood effectively. Heart failure means the heart is unable to pump enough blood to meet the body's needs, while a stroke affects the brain.

Understanding the difference between heart attack, cardiac arrest, heart failure and stroke can help people recognise an emergency and seek medical treatment quickly.

What is Difference Between Heart Attack, Cardiac Arrest, Heart Failure and Stroke?

The biggest difference is which pa...