There is no treatment or cure for color blindness. It is inherent.
All colorblind people are not really color blind but color-deficient; the term color blindness is misleading.
Ishihara plates are the best-known color blindness tests, but they are not the most accurate ones.
About 8% of all men and 0.5% of all women are suffering from color blindness.
Colorblind people feel handicapped in everyday life, and almost nobody recognizes this.
Many colorblind people have problems with
matching clothes, buying fruits, Vegetable, coloring,
Traffic signals, cooking and painting.
In most countries, you need a normal color vision to get a Driving license.
Colourblind people are not eligible for All-Defense jobs
(Police, Army, Navy, Airforce, SSB, ITBP, CISF, BSF
etc), Railway, Metro rail, PSU (ISRO, DRDO etc), firefighter,
Airline pilot, Private jobs in Manufacturing plants, Transport.
99% of all colorblind people are suffering from red-green color blindness.
John Dalton wrote the first known scientific paper regarding color blindness.
The anomaloscope is the most accurate color blindness test known today.
The most often used types of color blindness tests are pseudoisochromatic plates, arrangement test, and the anomaloscope.
Color blindness is more prevalent among males than females because
the most common form of color vision deficiency is encoded on the X sex
There are three main types of color vision
deficiency: protan, deutan, and tritan defects. These
terms protan, deutan, and tritan are Greek and translate to first,
second, and third.
The severity of color blindness is usually divided into the following four categories: slightly, moderate, strong, and absolute.
There are people which are really suffering from complete color blindness, which is called achromatopsia or monochromacy.
If a woman is red-green colorblind, all her sons will also be colorblind.