The average sperm cell swims at 8 inches per hour.
76
Our Right Lungs takes more air than our left lung.
194
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
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.
22
The human brain doesn't stop developing until about 25 years old.
102
The average person's skin weighs twice as much as their brain.
131