Our dependence on the computers, laptops or mobiles has increased a lot and it won’t be wrong to say that our lives are in fact revolving around them now. This has put a lot of burden on our eyes as working continuously affects them a lot and many people are suffering from eye diseases at a very young age. Use of spectacles by school-going kids is a common thing now and it is also giving rise to other problems.
One such problem that a person may face is color blindness. It doesn’t mean that a person’s vision is lost but still it is a big problem.
What is color blindness?
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Color blindness or color vision deficiency means that a person is either not able to differentiate between two colors like other people do or not able to see some colors. People who suffer from simple or not severe color blindness don’t get to know about this problem until and unless they are examined in a clinic or hospital.
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What are the symptoms of color blindness?
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In majority of the cases, the symptoms of color blindness are so slight that they are not even noticed. However, parents can observe such symptoms in their kids if they pay proper attention. The common symptoms of color blindness include difficulty in differentiating between colors and inability to see other shades or tone of the same color.
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Causes of color blindness
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Color blindness is caused because the light-sensitive cells, which are in the retina, don’t respond in a proper manner to the variations in the wavelength of light due to which a person sees different colors. Other causes of color vision defect can be drugs such as Tigabine which reduce color vision.
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Treatment of color blindness
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Presently, there is no treatment for color blindness but there are some methods which may help a person in living life properly without letting this disease hamper their daily routine. However, color perception can be increased with the use of special lenses which are either in the form of contact lenses or eyeglasses.
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Here are some sample tests for checking your vision clarity and color perception:
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1Is there something hidden in these dots?
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Below is a set of two pictures full of dots; however, in the midst of the dots, there is something hidden. Can you see it?
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Did you answer 7 and 16? Well, that's absolutely correct! Shinobu Ishihara, an ophthalmologist from Japan, was the creator of this test which is being used since 1917.
2What is this blue screen hiding?
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This may appear to be the floor of a pool but it in fact is a test to check your vision. Do you see anything in the blue screen?
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Again numbers? Yes, you are right! Number 503 is hidden in the blue rectangle but people with color deficiency won’t get it right.
3Do you see something in these photos?
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There are two pictures of different colors, i.e., red and green, and one thing is present in both the pics. Can you see it?
Did you say butterflies? Yes, that’s right! However, people who are suffering from red-green color blindness will not be able to identify it. It’s the most common color deficiency type and men are more affected by it in comparison to women.
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