Gum recession —also known as gingival recession—happens when the soft tissue around your teeth begins to wear away, exposing the roots. While it often starts subtly, it can lead to major issues like sensitivity, bone loss, decay, and even tooth loss. According to Palo Alto-based cosmetic dentist Dr. Nidhi Pai , many people seek help for receding gums after it has already impacted their smile or caused damage. “Patients come in saying they hate the way their gums look or feel.