Health insurance is insurance against the risk of incurring medical expenses among individuals.
Health economics is a branch of economics concerned with issues related to efficiency, effectiveness, value and behavior in the production and consumption of health and healthcare.
How Does Health Insurance Work? | Humana by Humana
By estimating the overall risk of health care and health system expenses, among a targeted group, an insurer can develop a routine finance structure, such as a monthly premium or payroll tax, to ensure that money is available to pay for the health care benefits specified in the insurance agreement.
A health system, also sometimes referred to as health care system or as healthcare system, is the organization of people, institutions, and resources that deliver health care services to meet the health needs of target populations.
Health care or healthcare is the maintenance or improvement of health via the diagnosis, treatment, and prevention of disease, illness, injury, and other physical and mental impairments in human beings.
Health is the level of functional and metabolic efficiency of a living organism.
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The benefit is administered by a central organization such as a government agency, private business, or not-for-profit entity.
According to the Health Insurance Association of America, health insurance is defined as "coverage that provides for the payments of benefits as a result of sickness or injury.
America’s Health Insurance Plans is a national political advocacy and trade association with about 1,300 member companies that sell health insurance coverage to more than 200 million Americans.
It includes insurance for losses from accident, medical expense, disability, or accidental death and dismemberment".