There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
Mushrooms are more closely related to humans than they are to plants.
47
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
On average a woman has 4 sexual partners in her lifetime.
-143
One human hair can support 3 ounces.
191