I got contacts back in 2011. I recently went to the eye doctor for some new glasses, and it turns out that my strength went from 3.50 to 4.25. The 3.50 was the strength for my contacts, and the 4.25 is for my new glasses. I was wondering if I could simply buy more contacts that are stronger. Or would I have to go in for a new eye (contacts) exam?
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If my eyes have gotten worse, can I simply buy a stronger contact lens prescription?