This book is an introduction to basic concepts of public health, national health planning, programming and legislation and to the approach to public health problems. This is unique and first of its kind on the subject in India. The ninth edition of this book is the most updated with recent facts and figure about health programs, policies and legislation in India. It also deals with burden of health problems, planning, health care system, and recent health related schemes. The most interesting part of the book is its presentation in simple way and providing critical viewpoint on the subject which opens many more ideas for further actions.