Color blindness, also known as color vision deficiency, is a condition where someone's ability to see colors is different from what most people experience. Color filters: Special glasses and contact ...

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 ...

Vitamin A deficiency is one of the most serious nutritional problems worldwide, and when left untreated, it can lead to permanent blindness. Vitamin A is a fat-soluble vitamin that supports vision, ...

Recently, my Ohio State University Extension colleague Katie Schlagheck shared her family’s journey with color blindness in an article for the OSU Extension Live Healthy Live Well Blog at ...

Several underlying conditions can contribute to poor vision in low-light settings, commonly associated with nyctalopia or night blindness. Some of the frequent night blindness causes are ...

Research shows people with color blindness face higher bladder cancer mortality because early blood-in-urine warning signs may go unnoticed.

By Dr. Sanchari Sinha Dutta, Ph.D. A large electronic health record study suggests that difficulty recognizing painless blood ...