How much does it cost to change your prescription for eye glasses?

i have had glasses for about 3 yrs now, and i want to know how much it is to change my prescription. i got my glasses at wal-mart. and how long do you have to wear glasses for?How much does it cost to change your prescription for eye glasses?You should get your eyes checked every year to see if your vision has changed. As for how long you need glasses. You are going to need glasses the rest of your life. Your vision will not get any better as time goes on. If anything, it is going to get worse. The only way to fix your vision to make it better so you won't need glasses is to get lasik.

web page host

creating file