2. Over 1 in 8 males are color blind.
3. Over 80% of the brain’s processing is from our vision.
4. Children with vision problems are often misdiagnosed with dyslexia, ADHD , and other learning difficulties
5. There are NO pain nerves inside the eye, you could have serious eye conditions, like Glaucoma and muscular degeneration, and not know it until you have permanent eye damage
9. Even though the retina detects only 3 colors, red, blue and green, we can distinguish over 10 million different colors.
10. The front of the eye, the cornea, is the only part of the body that receives its oxygen directly from the air, not the lungs
11. Only 1/6 of your eyeball is visible.
12. In a pitch black night, eyes can detect a candle flame 14 miles away.
13. The iris (colored part of the eye) has 256 distinct features, whereas fingerprints only have 40.
14. When concentrating, most people only partially blink, causing dry spots and redness on the eyes
15. In a typical lifetime, you will see over 24 million images of the world around you.
16. The retina is made up of 2 types of nerves, known as ‘rods and cones’. Rods are responsible for night vision and seeing shapes, whereas cones provide sharp vision and decipher colors.
17. The average person blinks 12 times a minute.
18. The cornea of a shark is nearly identical to that of a human, and it has even been used in human eye surgery!
19. Contracting in less than 1/100th of a second, the eye is the fastest contracting muscle in the body.
20. The ‘red eye’ seen in flash photography, is due to the retina being densely packed with blood vessels.
21. The cornea
is the only tissue in the body that does not have blood vessels.
22. The human eye weighs approximately just under an ounce.
23. The world’s most common eye color is brown.
24. Humans can see more shades of green than any other color.
25. Chameleons can move their eyes in two directions at once.
26. Dolphins can sleep with one eye open.
27. Blue-eyed people are more tolerant of alcohol but less tolerant of the sun.
28. Dogs cannot distinguish between red and green.
29. Blind people can see their dreams as long as they weren’t born blind.
30. We spend about 10% of our wake time with our eyes closed.
31. The lifespan of an average eyelash is 5 months, while the rest of your hair lasts 2-4 years.
32. Some people have two different eye colors, a condition called heterochromia.
33. The only organ more complex than the eye is the brain.
34. The shark cornea is almost identical to a human cornea.
35. 80% of all learning comes through the eyes.
36. Your eyes can get sunburned.
37. The most active muscles in your body and in your eyes.
38. If the human eye were a digital camera it would have 576 megapixels.
39. Your eyes can distinguish approximately 10 million different colors.
40. Your eyes focus on 50 different objects every second.
41. Your eyes can detect a candle flame 1.7 miles away.
42. Your iris has 256 unique characteristics, while your fingerprint only has 40.
43. Our ears and nose grow throughout life, but our eyes stay the same size from birth.
44. Our eyes contain about 107 million sensitive cells.
45. Birds, cats, and dogs have 3 eyelids.
46. Omatophobia is a fear of the eyes.
47. Contrary to urban myth, contact lenses can’t be “lost” behind the eye due to eyeball structure.
48. The older we get, the fewer tears we produce.
49. You blink about 15-20 times in a minute.
50. Only one-sixth of your eyeball is visible
52. A single scallop can possess over a hundred eyes.
53. All babies are color-blind at birth.
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