An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
The human brain has the capacity to store everything that you experience.
4k
The human brain uses approximately as much energy as a 10 watt light bulb.
120
The human body contains over a billion miles of DNA.
147
When you take a step, you are using up to 200 muscles.
886
Enamel is hardest substance in the human body.
61
It takes about 20 seconds for a red blood cell to circle the whole body.
102