25 Fun and Interesting Facts You Didn’t Know About Your Eyes

The eye is a fascinating, powerful part of the human body that is surrounded with legend and awe. It is said that they are the windows to our souls, and in ancient culture, they were symbols of spirituality and wisdom.

Because of technological advances in the field of optometry and ophthalmology, we know more about the eyes now than ever!

How much do YOU know about your eyes? The following 25 facts might surprise you! Read on to find out more!

*Your eyes are comprised of over 2 million working parts to make them fully functional.

*The most active muscles in your entire body are the muscles that control the eyes.

*Human corneas are so similar to shark corneas that they have been used as a replacement in human eye surgery.

*Eyes can process about 36,000 bits of information each hour.

*Our eyes are approximately 1 inch across and weigh about ¼ of an ounce.

*An eye blinks over 10,000,000 times in ONE YEAR!

*Our eyes can distinguish between 500 shades of gray.

*Your pupils change in size in order to allow different amounts of light into the eyes.

*Your eyes started to develop only after two weeks you were conceived.

*Your eyes always remain the same size once you are born, but your ears and nose will never stop growing.

*Babies may cry, but they cannot produce tears when they cry until they are between 1 and 3 months old.

*The older we get, the less amount of tears we produce.

*One in every 12 males is colorblind.

*The leading cause of blindness in the United States is diabetes.

*Those who are blind can see their dreams as long as they weren’t born blind.

*The images that are sent to your brain are actually backwards and upside down.

*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, though, because amazingly enough, your eyes work together to help fill in each other’s blind spot!

*Your eyes use about 65% of your brainpower, the most out of ANY body part!

*Every single body part of yours contains blood vessels – every part except for the cornea.

Max Scherzer, pitcher for the Detroit Tigers (and St. Louis native), has heterochromia.

*Some people are born with two differently colored eyes. This condition is known as “heterochromia.” For example, Max Scherzer, pitcher for the Detroit Tigers (and a St. Louis native!), has a brown eye and a blue eye!

*It’s impossible to sneeze with your eyes open (and we wouldn’t recommend trying it).

*Each eyelash has a life span of approximately 5 months.

*It may take time for most of your body to warm up to their full potential every day, but your eyes are ALWAYS on their “A game!”

*Pirates used to wear a gold earring because they believed it would improve their eyesight.

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

 

Orignial Source: https://performanceeyecare.wordpress.com/2012/08/14/25-fun-and-interesting-facts-you-didnt-know-about-your-eyes/

 

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