Did you place your hand on the left side of your chest ... During an average lifetime, the human heart will beat more than 2.5 billion times. Give a tennis ball a good, hard squeeze.

In the Step Thru below, see the complicated path the blood takes as it moves in and out of the heart. Do right and left seem backward? That's because you're looking at an illustration of somebody ...

The human heart is often associated with strong emotions like love. I affectionately tell my wife, kids and grandkids, “I ...

Heart failure occurs when the heart can't pump blood as well as it should. It can affect either the left side of the heart (left-sided heart failure) or the right side (right-sided heart failure).

The ancient Greek philosopher and polymath Aristotle once concluded that the human heart is tri-chambered and that it was the ...

It is located in the middle of the chest and slightly towards the left. The heart is a large muscular pump and is divided into two halves - the right-hand side and the left-hand side. The right ...