Why Do People Have Blind Spots?

The human eye is incredible, but is not nearly the best eye in the animal kingdom! What causes blind spots? Trace is here to tell you every human has one.

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Blind Spot
"blind spot, small portion of the visual field of each eye that corresponds to the position of the optic disk (also known as the optic nerve head) within the retina."

Why do people have a blind spot?
"Our eyes have a blind spot for a very good reason. On the back of our eye, the retina is the stuff that detects the light."

Why every human has a blind spot - and how to find yours
"There are grizzled heroes and sleek assassins in movies who don't have metaphorical blind spots. They do have literal ones, though. Because of the way the eye is constructed, every human being does."

How Vision Works
"Although small in size, the eye is a very complex organ. The eye is approximately 1 inch (2.54 cm) wide, 1 inch deep and 0.9 inches (2.3 cm) tall."

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