The book comprehensively presents the science and practice of assessment and treatment modalities of preventive dental care. This edition strives to enhance the readability of this book for dental hygiene and dental students.Unit-I, deals with preventive dental concepts and their evolution, Unit-II describes oral disease etiology and contributing risk factors. Unit-III addresses preventive strategies and health promotion. Unit-IV focuses on target populations and public health approaches to preventing disease and maintaining health in these populations. Book is presented in easy and lucid language. Diagrams are specially designed and also taken from various sources for clarity and simplicity.Salient Features:Updated illustrations and photographs throughout to enhance readability and student learningDiscussions of oral cancer, tobacco cessation, athletic mouth guards, technological advances, and dental trauma