The human eye has over two million working parts, making it one of the most complex organs in the body.
The iris helps regulate the amount of light that enters the eye through the pupil, protecting it from too much brightness.
The human eye blinks about 17 times per minute.
Eyes are the fastest muscle in the human body, moving up to 100 times per second.
Eyes can detect a candle flame from about 1.6 kilometers (1 mile) away.
Your eyes can distinguish between about 500 shades of gray.
The size of your eye remains the same since birth.
Blinking helps keep the eyes moist, preventing them from drying out.
80% of our memories are determined by what we see.
The eye can process 36,000 bits of information per hour.
Newborns don’t produce tears until they are several weeks old.
The muscles in your eyes move about 100,000 times a day.
Eyes are the only part of the human body that cannot repair themselves
The human eye can distinguish around 10 million different colors.
The average blink lasts for about 1/10th of a second.
Eyes start to develop just two weeks after conception.
Each eye has over 100 million light-sensitive cells called rods and cones.
The eyes of a newborn baby can see shapes and colors but lack the ability to focus on distant objects.
The cornea is the only part of the body with no blood supply; it gets oxygen directly from the air.
Some people have a condition called heterochromia, where each eye is a different color.
Your eyes are constantly producing tears to keep them lubricated.
The eye muscles are the most active muscles in the whole body.
The eye is the second most complex organ after the brain.
Your eyes can adjust to seeing in dim light after about 30 minutes.
The lens of the eye is faster than any camera lens, focusing in about 400 milliseconds.