Whole book has been updated as per the “New Competency-based Undergraduate Curriculum for Indian Medical Graduate (Medical Council of India/National Medical Commission)”. The content has been created and designed keeping a focus on: Competency-based Undergraduate Curriculum Questions with Integration with Other Subjects Questions .New updated sections: Coronavirus and COVID-19 disease, COVID-19 vaccines, Geriatrics, Recent Advances in Community Medicine New topics in public health: Health Index of India—NITI Aayog, Medicine for Longer MDR-TB Regimens, TB Preventive Therapy (TPT), Two-step Mantoux Testing, The Haddon’s Matrix, RMNCHA + N Strategy, Trachoma Elimination, Cervavac Vaccine, ThRabis Vaccine, Cholera Vaccines, Screening Test for Cervical Cancer .New updated guidelines—International Health: Hand Washing Guidelines (WHO), Integrated Global Action Plan for Prevention and Control of Pneumonia & Diarrhoea (GAPPD, WHO and UNICEF), WHO Global Action Plan for Prevention and Control of NCDs 2020–2030, Immunization Agenda 2030, Global Strategy for Dengue Prevention and Control 2021–2030 New/updated health programs, policies, legislations—India: NTEP 2025–2026, NLEP 2025–2026, NACP Phase V 2021–2026, New Revised ARV Regimen Guidelines for PEP HIV (NACP), REVISED Leprosy Management Guidelines under NLEP, National Program on AMR Containment, MTP Act 2020–2021, National Action Plan for Dog Mediated Rabies Elimination from India by 2030, National Strategic Plan-Malaria Elimination 2023–2027, National Strategic Plan and Roadmap for Leprosy 2023–2027. NEW IPHS Guidelines 2022: Subcenter, PHC, CHC New schemes in public health: Mission Shakti 2021–2026, Intensified Mission Indradhanush 5.0 (IMI 5.0), PMMVY 2.0. New emerging infections: Monkeypox, COVID-19 strains, Tomato Fever (Tomato Flu) New/updated public health data/statistics of India 2026–2027: NFHS-5 data, SRS data, Rural Health Statistics