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If you have color blindness, it means you see colors differently than most people. Most of the time, color blindness makes it hard to tell the difference between certain colors. Read about the types of color blindness and its symptoms, risk factors, causes, diagnosis, and treatment.
Having color vision deficiency (also called color blindness) means you can’t see certain colors the way most people do — or you may not see color at all. Learn the basics about color vision deficiency. Different types of color vision deficiency cause problems with seeing different colors.
Causes of Color Vision Deficiency. Having color vision deficiency (also called color blindness) means you can’t see certain colors the way most people do — or you may not see color at all. Learn the basics about color vision deficiency.
Having color vision deficiency (also called color blindness) means you can’t see certain colors the way most people do — or you may not see color at all. Learn the basics about color vision deficiency
A new study found that special patented glasses engineered with technically advanced spectral notch filters enhance color vision for those with the most common types of red-green color vision deficiency (“anomalous trichromacy”).
The National Eye Institute (NEI) performs and supports vision research and education programs that protect and prolong vision. Learn about eye conditions, healthy eyes, vision studies, and grants for vision research.
Questioning the belief that that people born blind could never truly understand color, a team of cognitive neuroscientists demonstrated that congenitally blind and sighted individuals actually understand it quite similarly.
During Low Vision Awareness Month, the National Eye Institute (NEI), part of the National Institutes of Health, is highlighting new technologies and tools in the works to help the 4.1 million Americans living with low vision or blindness.
In a recent report published in PLOS ONE, Mass. Eye and Ear researchers found that the brain makes new connections in those with early blindness (i.e. those born with or who have acquired profound blindness before the age of 3).
2000 U.S. prevalent cases of blindness (in thousands) by age, gender, and race/ethnicity. View tables showing prevalence rates of blindness in the United States.