Once your teeth have been positioned in the “right” spots it doesn’t mean they will stay like that without a little bit of further intervention. That’s where retainers come in. Retainers keep teeth from moving back into the position from which they started and they help keep all those months of wearing braces count for something! Depending on your case Dr. Sharma will monitor how long and how frequently you need to wear your retainer button general it’s a good idea to wear them at least a few nights a week.