I can only see 200 feet in front of me.
near sightedness causes objects far away appear to be blurry while close ones are usually normal.
Yes, that is the condition I have. I wish I knew what caused it.
The main cause is because genetics or environmental factors.
Is there any way to improve your sight after you are diagnosed with Near-sightedness?
It could be from the length of the eyeball growing too long 
but what could help me improve my condition?
The most common way to correct it is glasses, contacts or surgery
Well that's a big relief. Do you know how many people this condition affects?
Im not sure pf the exact amount of people. there s alot im sure. severe cases could include cataracts and glaucoma