Once the braces are off youir teeth, the teeth will tend to shift back towards their original position. If you don't have a dentist, how are you going to get a well-fitting retainer? A mouthguard alone, especially an over-the-counter type, will NOT hold your teeth in position.
I Took off my Braces Myself Cause I Didn't Have a Dentist Will my Teeth Shift if I Use a Mouth Guard?
Doctor Answers 1
Your Teeth Will Shift After Removing Braces by Yourself
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