The day to day healthcare that is given to the patient is known as primary care. This domain involves the broadest scope of healthcare that is concerned with patients of all socioeconomic and geographic origins and ages. It also involves patients with all manner of acute and chronic physical, mental and social health issues and the one seeking to maintain optimal health. Some examples of common chronic illnesses usually treated in primary care are hypertension, diabetes, asthma, COPD, anxiety, etc. This field also consists of many basic maternal and child health care services such as family planning services and vaccinations. Primary health care results in better health outcomes, lower spending, avoidable emergency department visits and hospital care, and reduced health disparities. This book contains some path-breaking studies in the field of primary care. It explores all the important aspects of this field in the present day scenario. The extensive content of this book provides the readers with a thorough understanding of the subject.