You see your nose at all times, your brain just chooses to ignore it.
30
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
The human body contains over a billion miles of DNA.
147
A person can live without food for about a month, but only about a week without water.
156
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89