In one day, adult lungs move about 10,000 litres of air.
11
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
If your DNA was stretched out it would reach to the moon 6,000 times.
256
The human body contains over a billion miles of DNA.
147
You can hear the blood flowing through your ears if you find a quiet place and cover them tightly.
17
After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55