Although fillings are used to treat teeth affected by decay, in some cases cavities may appear under a filling.
– Damaged fillings may let bacteria in and eventually a cavity may appear underneath them.
– Fillings must be properly sealed against the teeth surface.
– Teeth grinding may damage the seal and lead to cavities.
To be on the safe side, visit your dentist to make sure that any existing fillings are doing their job properly.
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