Health care is the analysis, treatment, and prevention of illness, injury disease and other physical and mental impairments in humans. Health care is carried by practitioners in medicine, dentistry, optometry, pharmacy, nursing, allied health, and other care providers. It mentions to the work done in offering primary care, secondary care and tertiary care, as well as in public health.
Access to health care differs across countries, individuals and groups, mainly influenced by social and monetary conditions in addition to the health policies in place. Countries and jurisdictions have different plans and policies for the personal and population-based health care goals in their societies.