Color blindness, or color vision deficiency, causes a person to see colors differently from most other people. There are several types of color blindness. Color vision deficiency or loss has multiple ...

Deuteranopia is a type of color blindness that affects shades of green. A person may be unable to see greens or distinguish between green and other colors. Color vision deficiencies, also called color ...

Using specialized filters, people with colorblindness may see more colors. — -- When 17-year-old Cole Williams was surprised by co-workers with the Christmas gift of Enchroma colorblindness ...

Are you one of the 300 million people affected by color blindness? Take this simple, doctor-approved test to determine your ...