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
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
Held in farts enter your bloodstream and are bad for your body.
26
After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
In one day, adult lungs move about 10,000 litres of air.
11