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 Institute ...

You’ve never seen these ones before! You might have taken color blindness tests with numbers online or when getting your eyes ...

The most common types of color blindness, or color vision deficiency, are genetic. However, other types may develop due to injuries, eye diseases, health problems, and side effects of treatment.

Stocky Dr. Henry Cadan of Brooklyn said last week that in many cases he could do a lot about color blindness. The Air Forces and the Navy do not want colorblind men, weed them out with color cards ...