Echocardiography uses sound waves to visualise the heart structures. Ultrasound waves are high-frequency sound waves undetectable to human ears.

Getting answers to these questions will give you important information about your heart health and what can you do to improve it.

A normal heart is a strong muscular pump. It weighs between 200 to 425 grams (7 and 15 ounces) and is a little larger than the size of your fist.