Tongue piercings might be a way to look cool, but the damage they can cause to your mouth is anything but cool. Research has proven that as this trend has grown in recent years, so have oral injuries as a result of the piercing. It has caused problems like chipped teeth and receding gums. How else can tongue piercings hurt your mouth? Is there a way to make your piercings safer? A restorative dentist answers these questions.