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Helen Keller suffered from deafness and blindness as a result of an illness she had as a toddler. These conditions greatly impacted her ability to communicate and navigate the world.
night blindness.
colour blindness
Recent study shows that about 1 out of 100 people suffer from being color blind according to dcareaeyecare.com
1 out of 10
If the mother is color blind, the son will be color blind. The daughter will only be color blind if the father is also color blind. As to if they will suffer from it, that depends on their self esteem and whether or not they choose to view themselves as a victim as their mother apparently does. It should be noted that although many people have color blindness, it is rare to actually suffer from it. One possible way that one might suffer is if s/he were attempting to disarm a bomb and could not tell what color the wires were.
Some, but not all, people with Asperger's Syndrome (AS) suffer from face blindness (prosopagnosia), a condition in which they have difficulty with facial recognition. It is one of the conditions known to occur occasionally with autism and Asperger's Syndrome. Some people with AS have traits that seem similar to face blindness but is not. A person with Asperger's Syndrome who avoids looking at people will have difficulty identifying them by face. A person with Asperger's Syndrome might only look at a person's mouth and not other parts of the face.
Vitamin A
No, Job in the Bible was not stricken with blindness. He had everything a man could want and everything was taken away. He never critized nor cursed God. The question 'Why do innocent people suffer?' is addressed in the story of Job.
Congenital night blindness. This is an inherited, stable disease in which persons suffer from night blindness. Recent advances in gene mapping have identified several mutations responsible for this form of night blindness.
Plato Users: A and B.
Color blindness is hereditary . It is a defect that limits the ability to see different colors. Some people can't see the color red. But environmental that I am not sure