Alot of dental crowns will, i need dentures?

im a young 23 year old girl who had bad teeth so i went over seas to fix this problem an i walked out with 28 porcelin crowns i am so upset i so young and worry that i will need false teeth at a early age i floss and brush and had them looke over by so many dentist back home everything looks ok so worried about my future this all i think about now please help but a young girls mind at easy