16 Crazy facts about human eyes that you probably didn’t know about

5. Blue eyed people share a common ancestor with all other blue-eyed people in the world. 

Blue Eyed People

Blue eyes appeared as a mutation only 6,000 years ago.

6. Brown eyed people also come from a common ancestor — believed to be the first of our kind. 

Brown Eyes

You are rocking the original eye color.

7. Many blind people who were born with sight still have dreams in which they see images and colors. 

Dreaming and sight

8. The average person protected their eyes by blinking 17 times per minute. 

Blinking

That might not seem like a lot but it’s equal to 14,280 times in a 14-hour day or 5.2 million times a year on average.