Many people wear dental appliances to protect their teeth from the heavy forces of clenching and/or grinding. We commonly refer to these appliances as “nightguards” because they guard your teeth at night (or whenever you sleep). For our purposes, we are limiting this discussion to professional, custom-made nightguards. While there are many different styles and configurations of nightguards, we will discuss the most common type, which is a hard acrylic, single arch (covering only the upper or the lower teeth) appliance that covers all of the teeth in the arch. Continue reading How Long Does a Nightguard Last?