10 Facts About the Amazing Eye

We don’t often give our eyes as much thought as we should, that is until something goes wrong and our vision is affected. But when you learn more about eyes, you realize just how amazing they are. Here are a few facts you may enjoy:

  1. Your eyes start to develop two weeks after you are conceived.
  2. The entire length of all the eyelashes shed by a human in their life is over 98 feet with each eye lash having a life span of about 5 months.
  3. To protect our eyes they are positioned in a hollowed eye socket, while eyebrows prevent sweat dripping into your eyes and eyelashes keep dirt out of your eyes.
  4. Your eyeballs stay the same size from birth to death, while your nose and ears continue to grow.
  5. An eye is composed of more than 2 million working parts.
  6. Only 1/6 of the human eyeball is exposed.
  7. Corneas are the only tissues that don’t have blood.
  8. The human eye weights approximately just under an ounce and is about an inch across.
  9. An eye cannot be transplanted. More than 1 million nerve fibers connect each eye to the brain and currently we’re not able to reconstruct those connections.
  10. 80% of our memories are determined by what we see.
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