Out of curiosity have you ever wondered why is your eye color like this? Or what can happen if you wear a spectacle that changes your vision?
1. The quantity of melanin in iris determines color of a person's eye.
2. All blue-eyed people share a common ancestor with every other blue-eyed person in the world!
3. Human eye contains over 107 million cells that are light sensitive.
4. 20/20 vision is a ‘normal’ eyesight.
5. If you wore a special pair of glasses that flipped images upside down, your brain would correct your vision.
6. On average, you blink 17 times a minute and over 5 million times in a year!
7. The muscle that controls your eyelids and the ability to blink is the fastest muscle in your body.
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