Our ability to see with color vision depends on the presence and function of light-sensing pigments in the cones of our eyes. Color blindness, or color vision deficiency, happens when one or more of ...

Impaired vision and blindness are common. About 3.4 million people in the US are blind or visually impaired. Vision is usually measured by visual acuity charts, and normal vision is expressed as 20/20 ...

Red-green color blindness is the most common type of color deficiency. Also known as deuteranopia, this is most likely a congenital condition, meaning that you’re born with it. If you have this type ...

Daltonism is a specific type of red-green color vision deficiency, also known as color blindness. People with red-green color vision deficiency may confuse colors that contain red or green elements.

Researchers at the Department of Psychiatry and Psychology, Center for Behavioral Health, Neurological Institute at the Cleveland Clinic in Ohio have authored a case report on the positive effects of ...

Fiddler crabs have a simple solution to life's daily perils: run. University of Cincinnati biologists are using this compulsion to test the crabs' color vision using simple modified electronics. Most ...

– Skepticism at School, Delayed Diagnoses and Feeling Excluded From Some Activities, Revealed in Landmark Survey of Color Blind Women – BERKELEY, Calif.--(BUSINESS WIRE)--Today, on International Color ...

This change marks an important step forward in ensuring aviation safety and reflects the FAA’s commitment to adapting to new challenges posed by technological advances in the aviation industry.