Amazing Facts about Human Eye

• Human eyes are composed of more than 2 million working parts.
• The average person blinks 12 times per minute – about 10,000 blinks in an Average day.
• Only 1/6th of human eyeball is exposed to the outside world
• Colour blindness is 10 times more common in males than females
• The eye is the only part of the human body that can function at 100% ability at any moment, day or night, without rest.
• Human eyelashes have an average life span of 5 months.
• The eyeball of a human weighs approximately 28 grams.
• The eye of a human can distinguish 500 shades of the gray.
• People generally read 25% slower from a computer screen than from paper.
• Men are able to read fine print better than women can.
• The reason why your nose gets runny when you are crying is because the tears from the eyes drain into the nose.
• It is impossible to sneeze with eyes open.
• Human eye will focus on about 50 things per second.
• About half of the brain is involved in the seeing process. Humans are very much visual animals.
• Under the right conditions, the human eye can see the light of a candle at a distance of 14 Miles.