PEOPLE who have trouble seeing colours or who cannot see colour are referred to as colour-blind or have colour vision deficiency (CVD). In the UK it is estimated one in 12 men, and one in 200 women ...

Color blindness is usually an inherited condition that makes it difficult to differentiate among shades of colors. Color blindness, or color deficiency, happens when the cones of the eye are missing ...

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Red-green color blindness is the most common type of color deficiency. Also known as deuteranopia, this is most likely a congenital condition, meaning that you’re born with it. If you have this type ...

Some people see the world in black and white but the most common form of colour blindness is on the red-green spectrum PEOPLE who have trouble seeing colours or who cannot see colour are referred to ...