Knowra Health Health Health is the condition of an individual or population in relation to physical, mental, and social well-being, including the presence or absence of disease.
Physical health : The condition of the body's functioning, including fitness, symptoms, and disease. It captures bodily functioning, one dimension of health.
Homeostasis : The regulation of internal conditions within ranges that support an organism's functioning. Maintaining stable internal conditions is one basis of physiological health.
Public health : The organized effort to protect and improve the health of populations through collective action. It applies health concepts to communities and populations rather than only individuals.
Biomedical model : An approach that explains illness chiefly through biological mechanisms and treats disease as the central medical concern. It contrasts with definitions that include social and psychological well-being.
Life expectancy : The average number of years a person in a population is expected to live under specified mortality rates. It summarizes one major population-level consequence of health conditions.
Mental health : A state of psychological well-being that supports coping, functioning, and participation in life. It describes the psychological dimension alongside physical and social well-being.
Immune system : The cells, tissues, and processes that defend the body against infection and abnormal cells. Immune function shapes vulnerability to infection and other disease.
Health assessment : The systematic collection and interpretation of information about a person's or population's health. Assessment translates a broad condition into observations that can guide action.
Biopsychosocial model : A framework explaining health and illness through interacting biological, psychological, and social factors. It offers a structured alternative to treating health as solely biological.
Health inequality : A measurable difference in health status or outcomes between individuals or groups. Unequal health outcomes reveal how benefits and risks are distributed.
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