A dental or tooth filling is a common dental restoration procedure that is used to remove cavities from teeth and repair the damage that is left behind. When you go in for the treatment, the cavity will be removed, and the hole that is left behind will be filled with a material such as an amalgam or composite resin. While you won’t feel any discomfort during the procedure due to the local anesthetic used, it is common to have minor discomfort or sensitive teeth afterward. This may cause you to question why your tooth hurts, which is what we’ll answer below. Click the Learn More to continue reading!