No there ways of becoming blind.
The lambs are born blind but are only blind for less than a week, it all just depends on their size.
Not all blind people use cell phones but I bet at least 40% of blind people use cell phones.
If the person has always been blind, then they wouldn't dream about colour. They would not know what any colour looks like. If they were not always blind, then they can still see colour in their dreams.
No, but they are when they are born and like any other animal some can be blind for their life.
67% of all blind people in the U.S are all currently drug abusers. -New York Times
Well, most mammals (including humans) are considered blind when they are first born, bats are blind, and moles are almost blind. They can see underground but are blind above ground because the sun is too bright.
NO he wasn't born blind.
Yes. All marsupials are born extremely underdeveloped. They are blind, hairless and utterly helpless.
Some people are born blind due to genetic factors, developmental issues during pregnancy, or certain medical conditions that affect the development of the eyes or visual pathways in the brain. This can result in a lack of vision from birth.
Well yes if you have a injury or was born with it as well as you stare into the sun a long time but of course not everyone is blind.
All puppies are born blind and usually get there sight around 4 weeks.
Born without eyes? Alcohol and smoking can cause it also, I think.