i dont know figure it out for u self
who discovered color blindness
No one discovered "blindness" It has been with us since the first group of Humans walked the earth.
1794
its John Dalton bitches!
John Dalton "discovered" color blindness after he was looking at a Pelargonium zonale(a kind of flower). Dalton saw the flower as blue, whereas it is in actuality, pink. Dalton noted this fact in 1792
When they first started using colored lights as signals they discovered that some people couldn't tell them apart. So employment physicals began to test for color blindness.
color blindness night blindness snow blindness
Blindness, as a condition, has been recognized since ancient times, with references in various historical texts and medical writings. However, the understanding of blindness as a medical condition evolved significantly over the centuries, particularly during the Renaissance when advancements in anatomy and medicine began to clarify its causes. The concept of blindness itself has existed as long as humans have been able to perceive and discuss vision, making it difficult to pinpoint an exact moment of "discovery."
Earle Kirby discovered that night blindness was caused by Vitamin A deficiency, he also stopped a plant pest. He is a veterinarian from the islands of St. Vincent.
Television does not cause blindness.
blindness caused by corneal disorders
how does blindness affect our society