i. Essential text book of preventive and social medicine is a teacher friendly book because it meets the long standing desire of teachers for a comprehensive text book that provides a balanced coverage of preventive and social medicine. ii. Valuable book for undergraduates medical university examination in Preventive and social Medicine. iii. Useful for those students preparing for post-graduation entrance examination in preventive and social medicine. iv. Useful for people who want to learn about evidence-based public health because of its importance to local, national, and world health. v. Useful for medical graduates appearing in UPSC/PGMAT/PGMEE. vi. This book is student-friendly because it is written in an understandable way, covering the latest updates in PSM. vii. Flow charts, tables, boxes and differentiations for easy comprehension of the subject. viii. 400 MCQs with answers to help students prepare for various postgraduate (PG) medical entrance examinations. Contents of the book: 1.Concept of Health and Disease6-28 2.Principles of Epidemiology and Vaccines29-62 ----3.Screening for Diseases63-68 4.Health Programmes in India69-87 5.Epidemiology of Communicable Diseases88-170 6.Epidemiology of Non-Communicable Diseases171-185 7.Demography and Family Planning186-205 8.Preventive Medicine in Obstetrics, Pediatrics and Geriatrics206-225 9.Nutrition226-271 10.Environment (Air, Water, Housing, Noise)272-310 11.Hospital Waste and Disaster Management311-324 12.Occupational and Mental Health325-350 13.Health Information and Basic Medical Statistics351-378 14.Social Science and Health379-384 15.Communication for Health Education385-391 16.Health Planning and Management392-401 17.Health Care of Community402-416 18.International Health417-425 19.Test your knowledge426-526 19.References527-528"