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Color Blindness: 15 Surprising Facts

Colorblindness affects people from differentiating colors because some nerve cells in their eyes are missing. Apart from differentiating colors, eye blindness individuals do other activities like people with normal eye vision.

In this article, we have looked at surprising facts about colorblindness including one can be normal in one eye and be colorblind in the other eye, children are born colorblind, Color blindness lucking cure, etc. If you want to learn and get to know more about colorblindness then continue reading this article to the end. 

1. There is no Cure For Color Blindness

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Mostly, color blindness is an inherited condition that runs from one generation to another in a family. The condition has no cure like many other inherited diseases.

Despite the condition lacking treatment, some items help normalize color blindness such as glasses and contact lenses. However, most color-blinded people just adjust and do their day-to-day activities with no difficulties.

2. You Can be Colorblind in One Eye and have Normal Color Vision in the Other

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It is surprising to know that one can be colorblind in one eye and have normal color vision in the other eye. The condition is known as unilateral dichromacy and it is very rare.

Mostly, you will find one has normal eyes or is color blind in both eyes hence this is a fact to be remembered.

Read this related article here.

3. There are Different Types of Color Blindness

Color-blind individuals are affected differently. Some see some colors while others see no color completely. Colorblind individuals are classified into 3 categories including Red-green color blindness, Blue-yellow color blindness, and complete color blindness.

When we talk of red-green individuals most of them see green as red, others see red-looking more green while some people can’t differentiate between red and green at all.

The blue-yellow color blindness makes it difficult for individuals to tell the difference between yellow and red and red and yellow. It also makes some people unable to tell apart between purple and red, blue and green, and yellow and pink.

Complete color blindness makes one unable to see any color. However, the condition is very rare, and only a few people are affected.

4. Color Blindness is Rare in Women

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Both men and women are affected by color blindness however, it is very rare to happen to women. Men are affected big time by the condition.

According to statistics, color blindness affects 1 woman in a group of 200 while in men, 1 man is affected in every group of 12. This clearly shows that 95% of people affected by color blindness are men.

5. Color Blindness can be Caused by Other Health Issues

The most common cause of color blindness is family inheritance. However, it can as well be caused by some diseases or injuries.

Some of the diseases that can cause color blindness include eye diseases such as glaucoma and macular degeneration, Nerves system, and brain diseases like Multiple Sclerosis among others.

Some injuries in the eye or brain can as well lead to color blindness when the parts that help you see colors get harmed.

6. Color Blindness is not a Disability

Many people term color blindness as a disability, but is not. People living with the condition are affected by only 10 % and it is a disability when they cannot differentiate colors. However, when it comes to other sectors, they are able to do their day-to-day activities like normal people.

One thing people don’t know about color-blind individuals is that they have some hidden benefits that people with normal eyesight never enjoy.

7. Red-Green Color Blindness is the Most Common

As stated above we have three different types of blindness, Red-green color blindness, Blue-Yellow color blindness, and complete color blindness.

Red-green color blindness is the most common one and it affects men mostly. Red-green color blindness is classified into 4 types, Protanomaly, Deuteranomaly, Protanopia, and Deuteranopia.

Protanomaly types make individuals unable to differentiate between red and green and one sees red as looking more like green while deuteranomaly is the opposite of protanomaly, one sees green as looking more like red. The deuteranopia and protanopia make one unable to differentiate red and green completely.

Read this article too.

8. It is Not an Eye Disease

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Many people assume that color blindness is an eye disease since is related to seeing which is not the case. Color blindness is not a disease is just a genetic condition passed by parents, from one generation to another.

However, it can be caused by eye diseases such as glaucoma or macular degeneration since these diseases may cause vision loss or blindness by destroying the optic nerve.

9. One Can be Born with a Colorblindness Condition or Develop it Later

It is not necessary that one has to be born with a color blindness condition, one can develop it later in life.

Individuals born with no color blindness and develop it later may be caused by eye diseases or brain diseases among others.

10. Color Blindness is an Inheritance Condition

This is one of the surprising facts people should know. Mostly, color blindness is genetic and is passed from parent to child. It is passed from generation to generation.

 There is a high possibility for one to suffer the condition if anybody from your lineage such as grandparents, uncle, or parents has it.

11. Color blindness has Several Benefits

Apart from colorblindness affecting one from distinguishing colors, it has several benefits. One of the benefits is that a color-blind person has improved night vision than a normal color-vision person.

Colorblindness encourages one to pay more attention to shapes, textures, etc. A color-blind person is never distracted by colorful elements and hence focuses on his work, which is important, especially for tasks that require focus.

12. Most Mammals are Color Blind

According to research, most mammals are colorblind. Color blindness in mammals is known as protanopia. 

Mammals such as human beings, apes, and monkeys are among the few mammals with good color perception.

13. About 300 Million are Said to Be Color Blind

Another surprising color-blind fact is that, in the world, it is estimated about 300 million people are affected by color blindness. This is quite a large number. 

14. Babies are Born Color Blind

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It is surprising to know that all babies are born color-blind. Many people may be hearing this for the first time but is a fact. The infant develops color vision slowly by slowly as they grow.

It keeps improving and by the time they are six months old, the color vision is always fully developed.

15. Many Online Tests Can Help Determine If One is Color Blind

Some people don’t know whether or not they have color blindness issues. However, the interesting part is that there are many online tests that can help one determine if he/ she has a color blindness issue.