Online color blindness tests may give people an idea of whether they may be color blind and if so, which type of color blindness they might have. This information comes from the National Eye ...

EnChroma encourages schools and parents to easily and quickly test all students for color blindness using its free online color vision test. Email [email protected] to learn more.

OMAHA, Neb. – The federal government has joined more than a dozen former workers in suing Union Pacific over the way it used a vision test to disqualify workers the railroad believed were color ...

Color blindness, or color vision deficiency, affects the way you perceive color and can make it hard to distinguish between certain colors. People typically have three types of cones (M, L, and S ...

The most common form of color blindness is red-green color blindness. This happens when people are born without the type of ...

Capt. Craig Jensen, 366th Aerospace Medical Squadron optometry flight commander, performs a vision test on a patient. (Airman 1st Class Hailey Bivens / Air Force) In one of the most heartrending ...

The federal government has joined a number of former workers in suing Union Pacific over the way it used its own vision test to disqualify workers the railroad believed were color blind and might ...