Facts About Eye

• Human Eye can see the Flame of a match from 80 K.m.

• Half of our brain is involved in the seeing process. Humans are very much visual animals.

• Tears are meant to protect our eye. They contain natural antibiotics, they prevent the eye from drying out, they contain certain fats that reduce the evaporation of tears.

• Blinking helps to wash tears over our eyeballs. That keeps them clean and moist. Also, if something is about to hit our eye, we will blink automatically.

• The eyeball of a human weighs approximately 28 grams.

• The cornea is the only living tissue in the human body that does not contain any blood vessels.

• Our body has some natural protection for our eyes. Our eyelashes help to keep dirt out of our eyes. Our eyebrows are made to keep sweat from running into our eyes.