Retainer: Yes, if it does not fit adequately.
Answered 7/26/2012
5.7k views
Not at all: I have patients who have had their initial retainers for up to 20 years. Consistent wear will maintain the teeth in desired positions and the retainer will continue to fit properly. If you have not been diligent, you may need an new active retainer to slightly realign your teeth.
Answered 2/25/2016
5.3k views
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