Lettura Pulse

Pulse

5,0

Capitolo 1

1. The Heart—one of the most vital organs in the human body. 2. If you only knew the things that small, yet amazing, organ is capable of doing. You may be surprised. 3. It's only 3/4ths the size of a fist, and yet it contains enough force to pump 4.7-5.7 litres of blood throughout the body per minute... 4. Beating approximately 72 times while doing so. If the average lifespan of a human being is 66 years, then their heart would have beaten over an astounding 2.5 billion times. 5. In addition, it works independently - or rather, the cardiac muscle is stimulated through electrical conduction, out of voluntary control of the mind... that is to say, it's completely involuntary and works by itself. 6. What's strange is that, this small organ has also gotten itself involved with this story of love...