A health system, health care system or healthcare system is an organization of people, institutions, and resources that delivers health care services to meet the health needs of target populations.
Norfolk and Norwich University Hospital, a National Health Service hospital in the United Kingdom
A child being immunized against polio
Life expectancy vs healthcare spending of rich OECD countries. US average of $10,447 in 2018.
Health care, or healthcare, is the improvement of health via the prevention, diagnosis, treatment, amelioration or cure of disease, illness, injury, and other physical and mental impairments in people. Health care is delivered by health professionals and allied health fields. Medicine, dentistry, pharmacy, midwifery, nursing, optometry, audiology, psychology, occupational therapy, physical therapy, athletic training, and other health professions all constitute health care. The term includes work done in providing primary care, secondary care, and tertiary care, as well as in public health.
Graphic of hospital beds per 1,000 people globally in 2013, at top; NewYork-Presbyterian Hospital in New York City, a hub for health care and life sciences, is one of the world's busiest hospitals, below. Pictured is its Weill Cornell facility (white complex at the center).
Primary care may be provided in community health centers.
The emergency room is often a frontline venue for the delivery of primary medical care.
Hospital train "Therapist Matvei Mudrov" in Khabarovsk, Russia