A color-blind person usually has problems distinguishing certain colors, mistaking them for the same color.
In our eyes, there are cells known as cones that help us differentiate colors.
This jot down of color blindness is the most common.
Melillo P, Riccio D, Di Perna L, et al. / IEEE J Transl Eng Health Med
Those with achromatopsia commonly have impaired vision, light sensitivity, andnystagmus.
Melillo P, Riccio D, Di Perna L, et al.
Parents will often suspect color blindness when their child has difficulty learning colors.
American Optometric Association
Among the dots is a figure, usually, a number made up of dots of a different color.
Treatment
Unfortunately, there is no cure for color blindness.
However, people with color vision deficiencies learn ways to cope with the disorder.
Patients usually teach themselves how to differentiate between different colors and shades of colors.
Such contacts and glasses may help differentiate between colors you have difficulty seeing.
In the United States, it’s legal to drive if you’re color blind.
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https://medlineplus.gov/genetics/condition/achromatopsia/#frequency
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