![]() You usually suffer with color blindness from birth and generally males are more affected than females. This could either be because there is an absence of cone cells, some of them may not be working correctly or some may detect a different color than normal. There are blue, green and red cones and your brain uses input from these cone cells to determine your color perception.Ĭolor blindness can occur when there is an abnormality in these color cone cells. Cone cells are concentrated in the central area of the retina in the macula. Rods detect light and dark whereas cone cells detect color. In the retina of the eye, there are two types of cells, rods and cones, that detect light. Often, someone may not be able to distinguish between certain colors, most commonly between reds and greens and occasionally blues. More accurately, it is a color deficiency rather than color blindness. ![]() What is Color Blindness?Ĭolor blindness is a term for when someone is unable to see colors in a normal way. ![]() Find out everything you need to know about the causes, symptoms, tests and treatment for color blindness. You may have heard of color blindness but not really know exactly what it means. ![]()
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