India, March 19 -- The heart is one of the most incredible and hardworking organs inside your body. It pumps about 70 millilitres (two ounces) of blood with each beat, and does this over three billion times in the average person's lifetime, according to Bayer Global.

The heart's main function is to pump blood throughout your body, bringing oxygen and nutrients to your cells. However, there are some facts about this incredible organ that many people don't know. In an Instagram post shared on March 19, Dr Jeremy London, a cardiovascular surgeon with over 25 years of experience, highlighted 4 facts that you may not know.

Listing the four interesting facts that you may not know about your heart, Dr Jeremy noted that the human heart is a com...