This book has been written keeping in mind the Indian medical care scenario and covers wide range of aspects right from the planning and monitoring, delivery of nutrition and covers all major clinical conditions requiring nutrition support. The book has been divided into eight sections comprising of 43 chapters. Each section contains evidence-based information emphasizing the science behind it, and is intended for professionals who already possesses a basic understanding of the principles of nutrition in wellness and disease. The layout of the chapter includes illustrations, figures, tables and an exhaustive reference list for further information. The authors of the chapters are national and international experts in their subjects. It has been a challenging task to select and compile the relevant information.