This document discusses dental phobia, a serious fear of dentists. Common signs of dental phobia include difficulty sleeping before appointments, anxiety while waiting, crying or feeling ill when thinking about dental work. Common causes are fear of pain, injections, side effects of anesthesia, and feelings of helplessness during treatment. Tips to reduce dental phobia include discussing fears with the dentist, finding a dentist who takes fears seriously, actively participating in treatment, and using signals if needing to pause treatment.