The health care industry is one of the largest industries in the world, and it has a direct effect on the quality of life of people in each country. Health care (or healthcare) is the diagnosis, treatment, and prevention of disease, illness, injury, and other physical and mental impairments in humans. Health care is delivered by practitioners in medicine, chiropractic, dentistry, nursing, pharmacy, allied health, and other care providers. The health care industry, or medical industry, is a sector that provides goods and services to treat patients with curative, preventive, rehabilitative or palliative care.

The modern health care sector is divided into many sub-sectors, and depends on interdisciplinary teams of trained professionals and paraprofessionals to meet health needs of individuals and populations. The health care industry is one of the world's largest and fastest-growing industries and forms an enormous part of a country's economy.

The delivery of modern health care depends on groups of trained professionals and paraprofessionals coming together as interdisciplinary teams. This includes professionals in medicine, nursing, dentistry and allied health, plus many others such as public health practitioners, community health workers and assistive personnel, who systematically provide personal and population-based preventive, curative and rehabilitative care services.

This section is an attempt to understand the definitions, cultural, political, organizational and disciplinary perspectives of this industry. This section is designed to help learners understand key concepts, terminology, issues, and challenges associated with the health care industry, and strategies employed to meet some of those challenges. It will identify the main sectors of the health care industry and its business drivers, and review the key aspects of the industry business model, its competitive environment and the current trends in the industry. Target audience for these tutorials are IT professionals working on healthcare domain, consulting houses, industry investors, and all size companies that sell products or services to healthcare sectors and allied industries. This section will be useful for organizations and professionals looking for knowledge and key business information in the health care industry