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
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
When you get goosebumps and your hair stands, the hair helps to trap air, making you feel warmer by keeping in your body heat.
46
Your heart will pump about 212 million liters in its lifetime.
26
In one day, adult lungs move about 10,000 litres of air.
11
If you are cold you are more likely to be hungry because you use energy to keep warm.
144
You see your nose at all times, your brain just chooses to ignore it.
30
The human body contains over a billion miles of DNA.
147