The medical specialty that is concerned with the comprehensive health care for people of all ages is known as family medicine. It is a sub-division of primary care that is based on the knowledge of the patient's cultural and family background. It primarily focuses on preventing diseases and promoting health. It also aims at providing continuous and comprehensive health care to individuals and families over all diseases, ages, genders and parts of the body. Various chronic, acute and preventive medical care services are provided under family medicine. It includes routine check-ups, immunization, health-risk assessments, personalized counseling and screening tests for maintaining a healthy lifestyle. This book contains some path-breaking studies in the field of family medicine. It traces the progress of this field and highlights some of its key concepts and applications. The extensive content of this book provides the readers with a thorough understanding of the subject.