History of Health care in Timeline

Health care encompasses the prevention, diagnosis, treatment, and management of diseases, illnesses, injuries, and impairments to maintain or improve health. It involves a wide range of health professionals and allied health fields such as medicine, dentistry, nursing and various therapies. Healthcare delivery spans primary, secondary, tertiary, and public health services, covering a spectrum of medical and wellness-related activities.

1970: Life expectancy gain in OECD countries

Since 1970, OECD's average life expectancy exceeded 80 years for the first time ever in 2011: 80.1 years, a gain of 10 years since 1970.

1980: Worldwide eradication of smallpox

In 1980, the WHO declared the worldwide eradication of smallpox. It was the first disease in human history to be eliminated by deliberate health care interventions.

2011: Health care industry consumption in OECD countries

In 2011, the health care industry consumed an average of 9.3 percent of the GDP or US$ 3,322 (PPP-adjusted) per capita across the 34 members of OECD countries.

2013: National Health Interview Survey findings

In 2013, the National Health Interview Survey in the United States found that skin disorders (42.7%), osteoarthritis and joint disorders (33.6%), back problems (23.9%), disorders of lipid metabolism (22.4%), and upper respiratory tract disease (22.1%, excluding asthma) were the most common reasons for accessing a physician.

2020: Healthcare industry accounts for 18% of gross domestic product in the U.S.

In 2020, the healthcare industry in the United States accounted for 18% of the gross domestic product, making it one of the largest and most complex parts of the U.S. economy.