The 'love heart' itself is a symbol shrouded in speculation and lore ... animals for food — if not also the dissection of the human body in scientific research. Most of these images are ...

The human heart is a remarkably efficient pump ... we might pause to remember that the power of the heart has been a symbol of life, death and everything in between for millennia.

The heart icon becomes a major symbol for medieval heraldry ... and will revolutionize the way the world thinks about the human body. A freak accident leaves the son of an English aristocrat ...

Your heart beats about 100,000 times in one day and about 35 million times in a year. During an average lifetime, the human heart will beat more than 2.5 billion times. Give a tennis ball a good ...