- There are over 1 million nerves connecting each eye to the brain.
- Your cornea, the front part of your eye is the only part of your body that receives its oxygen directly from the air and not from the lungs.
- Your iris has 256 unique characteristics while fingerprints only have 40 making eye scans much more secure.
- Your eyeballs stay the same size from birth while your nose and ears never stop growing.
- Babies are born with blurred vision that gradually improves over their first few months. It takes about 4 months for an infant to fully see colors and distant objects.
- Blinking is a basic reflex to protect your eyes. On average adults blink about 14-17 times a minute. That adds up to between 13,440 and 16,320 blinks a day if you’re awake for 16 hours.
- Eyes heal very quickly, it only takes about 48 hours for a minor corneal scratch to heal.
- In a typical lifetime you will see over 24 million images of the world around you.
- It is physically impossible to sneeze with your eyes open!
- Smoking cigarettes and secondhand smoke increases your risk for cataracts, macular degeneration and other issues that can cost you your vision.
- Color blindness occurs when certain color-detecting cones are missing. Around 300 million people around the world have some sort of color blindness. Men are more likely to be color blind and approximately 1 in 8 males are.
- The color of your eyes is as unique as your fingerprint. No two people share the exact same hue. Shades of brown are the most common color, Variations of green are the rarest.
- Having two eyes helps with depth perception. Your brain computes distances by comparing the distinct images from each eye.
- Over 80% of the brain’s processing is from our vision.
- Even though the retina detects only 3 colors; red, blue and green, we can distinguish over 10 million different colors.