How Long Does It Take For Teeth To Shift After Not Wearing Retainer Guide 2022. Retainers can shift teeth back into place. Pushing a retainer onto your teeth when it does not fit properly can create pressure on your gum tissue.

Wearing your elastics 24/7 is crucial, and it does take a couple days to get used to. Most often, a retainer must be worn continuously for six months or more following the removal of any orthodontic appliances. You should usually wear them for about 2 to 3 years.