Though many people commonly use the term color blind for this condition true color blindness in which everything is seen in shades of black and white is rare.
Is color blindness common.
It happens when the green cone photopigment doesn t work as it should.
Depending on the type you may also have trouble seeing clearly and you may be more sensitive to light.
Color blindness can also happen because of damage to your eye or your brain.
There are several types of color blindness and these differ depending on which.
Blue color blindness often referred to as blue yellow color blindness is extremely rare so rare that only 5 of color blind people suffer from it.
And color vision may get worse as you get older often because of cataracts cloudy areas in the lens of the eye.
Learn more about what causes color blindness.
The most common kinds of color blindness are genetic meaning they re passed down from parents.
Women are more likely to carry the defective chromosome responsible for passing on color blindness but men are more likely to inherit the condition.
Among humans males are more likely to be color blind than females because the genes responsible for the most common forms of color blindness are on the x chromosome.
If you have complete color blindness you can t see colors at all.
The remaining 5 is made up of blue yellow color blindness and less commonly total color blindness.
Color blindness is a common hereditary condition that primarily affects males although it can also affect females.
This is also called monochromacy and it s quite uncommon.
The different anomalous conditions are protanomaly which is a reduced sensitivity to red light deuteranomaly which is a reduced sensitivity to green light and is the most common form of colour blindness and tritanomaly which is a reduced sensitivity to blue light and is extremely rare.
It s the most common form of color blindness and affects 5 of males but is rare in females.
The most common type of color blindness is red green color blindness this type affects about 95 of all color blind people.
Color blindness is usually inherited.
Within each color deficiency is the possibility of being either partially blind to that color or totally.
Unlike red green color blindness the chance of having blue color blindness is equal in both men and women as the gene is found on a different chromosome chromosome 7.