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
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
In one day, adult lungs move about 10,000 litres of air.
11
A person can live without food for about a month, but only about a week without water.
156
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Your thumb is about the same size as your nose.
124