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 and Integration with Other Subjects Questions./// Based on ‘New Competency-based Undergraduate Curriculum for Indian Medical Graduate (National Medical Commission)’.//NEW Sections: Coronavirus and COVID-19 Disease, COVID-19 Vaccines, Geriatrics, Recent Advances in Community Medicine.//NEW Topics in Public Health: Global Hunger Index, National Air Quality Index, COVID-19 BMW management, Immunization in Special Situations, Formulating Research Question, Health Promotion, Holistic/Spiritual health, Sources of Epidemiological Data, Application of Computers in Epidemiology, Obstructive airway disease, Obesity, NSSO, Developmental delays, Complementary feeding, Rain water harvesting, Diseases related to tobacco/alcohol/air pollution, Gender issues, Women empowerment, Doctor-Patient communication, Man-made disaster, Ergonomics, Concept of mental health, Community psychiatry, Healthcare-associated infections, Basics of infection control, PPE, Data types/classification/ collection, Essential medicines/Counterfeit medicines, Quality Control of Drugs in India, Esperanza patient, Malaria vaccine, New emerging infections.//NEW/Updated Health Programs, Policies, Legislations, Initiatives and Schemes: NTEP 2020-21, Nikshay, NPCBVI, NDHM, MTP Act, 2020-21, National Nutrition Policy, Mental Health Laws in India, National Mental Health Programme, National Strategic Plan TB 2017-25, Aarogya Setu, NMC 2020, SUMAN, PMSMA, PMMVY, DAKSHTA, SAANS, Aahaar Kranti Mission, Poshan Gyan.//NEW/Updated Guidelines: New Revised ARV Regimen Guidelines, Notification of Rabies, New Nutrition Guidelines 2020-21, WHO International Health Regulations, ARSH.//New and Updated Public Health Data/Statistics of India 2022-23: NFHS-5 data, SRS data, Rural Health Statistics 2020-21.