What Are Causes Of Color Blindness?

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Definition

Color blindness is the inability to see certain colors in the usual way.


Alternative Names

Color deficiency; Blindness - color


Causes, incidence, and risk factors

Color blindness occurs when there is a problem with the color-sensing granules (pigments) in certain nerve cells of the eye. These cells are called cones. They are found in the retina, the light-sensitive layer of tissue that lines the back of the eye.

If just one pigment is missing, you may have trouble...

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