Your body is creating and killing about 2.4 million red blood cells per second.
17
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
12
Our Right Lungs takes more air than our left lung.
194
The average sperm cell swims at 8 inches per hour.
76
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130