Your body is creating and killing about 2.4 million red blood cells per second.
17
Staying awake for 17 hours is the same for your body as drinking 2 glasses of wine.
193
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
A person can live without food for about a month, but only about a week without water.
156
There are about 1,400 different species of bacteria in your belly button.
10
One human hair can support 3 ounces.
191