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Facts About Human Eye

Everyone knows that the Eye is the organ of sight. But, most of us does not know some interesting, funny and weird facts about the human eye. The below images and pictures with messages written on it carries some interesting human eye facts. Just download an e-card or wallpaper with facts on it and share it with your loved ones to make their eyes wide open.

The average blink lasts for about 1/10th of a second.
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While it takes some time for most parts of your body to warm up to their full potential, your eyes are on their “A game” 24/7.
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Eyes heal quickly. With proper care, it only takes about 48 hours for the eye to repair a corneal scratch.

Seeing is such a big part of everyday life that it requires about half of the brain to get involved.

Newborns don’t produce tears. They make crying sounds, but the tears don’t start flowing until they are about 4-13 weeks old.

Around the world, about 39 million people are blind and roughly 6 times that many have some kind of vision impairment.

Doctors have yet to find a way to transplant an eyeball. The optic nerve that connects the eye to the brain is too sensitive to reconstruct successfully.

The cells in your eye come in different shapes. Rod-shaped cells allow you to see shapes, and cone-shaped cells allow you to see color.

You blink about 12 times every minute.

Your eyes are about 1 inch across and weigh about 0.25 ounce.

Some people are born with two differently colored eyes. This condition is heterochromia.

Even if no one in the past few generations of your family had blue or green eyes, these recessive traits can still appear in later generations.

Each of your eyes has a small blind spot in the back of the retina where the optic nerve attaches. You don’t notice the hole in your vision because your eyes work together to fill in each other’s blind spot.

Out of all the muscles in your body, the muscles that control your eyes are the most active.

80% of vision problems worldwide are avoidable or even curable.

Eyes are thought to have first developed in animals, in a very basic form, around 550 million years ago.

The world’s most common eye colour is brown.

Your eye is the fastest muscle in your body – hence why when something happens quickly, we say ‘in the blink of an eye!’

You see with your brain, not your eyes. Our eyes function like a camera, capturing light and sending data back to the brain.

Dogs can’t distinguish between red and green.

We have two eyeballs in order to give us depth perception – comparing two images allows us to determine how far away an object is from us.

Eye colour is determined by the amount of melanin in your iris

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