This course examines contemporary preventive strategies and emerging technologies in primary dental care across the lifespan. Students explore minimally invasive techniques, sealants and preventive resin restorations, oral cancer prevention, smoking cessation, management of acid erosion and disordered eating, and preventive considerations for pregnant, pediatric, geriatric, and medically compromised patients. Emphasis is placed on evidence-based decision-making, health promotion, and the delivery of patient-centered preventive care in both individual and community settings.