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Related Concept Videos

Primary Healthcare Services01:30

Primary Healthcare Services

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Primary care promotes wellness and prevents disease. This care includes health promotion, education, protection (such as immunizations), early disease screening, and environmental considerations. Settings providing this type of healthcare include physician offices, public health clinics, school nursing, and community health nursing.
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Health promotion allows a person to control the determinants of health, resulting in an improved health status. It enhances the quality of life and reduces premature deaths. Health promotion and illness prevention programs help people make beneficial choices to reduce the risk of disease and disabilities. There are three health promotion and illness prevention levels: primary, secondary, and tertiary prevention.
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Preventive Healthcare Services01:30

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Preventive healthcare services keep people healthy via frequent check-ups, screening, and counseling. They primarily aid in disease prevention rather than treating an acute or chronic illness. Preventive treatment also keeps individuals productive and energetic, allowing them to work well into their retirement years. Examples of preventive care services include:
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Principles of Disease Surveillance01:26

Principles of Disease Surveillance

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Disease surveillance is the systematic collection, analysis, and interpretation of health data essential to the planning, implementation, and evaluation of public health practice. This process integrates data dissemination to entities responsible for preventing and controlling disease, injury, and disability. Surveillance systems provide crucial information for action, helping public health authorities make informed decisions to manage and prevent outbreaks, ensure public safety, optimize...
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Healthcare Agencies II01:17

Healthcare Agencies II

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There are various healthcare agencies in the United States—some of which are managed by religious institutions and others by different government branches.
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At the different levels of the healthcare system, we see varying methods of healthcare used. These methods include managed care systems, case management, and primary healthcare.
Managed Care System:
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Determining Soil-transmitted Helminth Infection Status and Physical Fitness of School-aged Children
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Public Health.

Morgane Kuenzi1, Delia A Gheorghe2, Abhaya Adlakha1

  • 1University of Oxford, Oxford, United Kingdom.

Alzheimer'S & Dementia : the Journal of the Alzheimer'S Association
|December 23, 2025
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Summary
This summary is machine-generated.

Childhood deprivation, like financial hardship, can negatively impact later-life cognition and mental health. Depressive symptoms appear to be a key pathway linking early adversity to cognitive decline in older adults.

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Area of Science:

  • Neuroscience
  • Gerontology
  • Public Health

Background:

  • Dementia affects over 55 million globally, posing a significant public health challenge.
  • Childhood deprivation is a known risk factor for long-term cognitive and mental health issues.
  • Understanding these links is crucial for developing interventions for healthy cognitive aging.

Purpose of the Study:

  • To investigate the long-term effects of childhood deprivation on depression and cognition in later life.
  • To elucidate the mechanistic pathways underlying the association between early adversity and cognitive function.
  • To identify modifiable risk factors for dementia prevention.

Main Methods:

  • Utilized longitudinal data from the English Longitudinal Study of Ageing (ELSA) dataset (N=9,749).
  • Employed Structural Equation Modeling (SEM) to analyze relationships.
  • Controlled for covariates including age, gender, and educational attainment.

Main Results:

  • Preliminary findings indicate childhood financial hardship and limited access to books predict higher depressive symptoms.
  • The number of books at home directly impacted cognition early on, but indirectly via depression later.
  • Financial hardship showed an indirect effect on later-life cognition mediated by depression.

Conclusions:

  • Depressive symptoms play a significant role in the pathway from childhood deprivation to cognitive impairment.
  • Results highlight the lasting impact of early adversity on mental health and cognition.
  • Findings aim to inform risk factor identification for maintaining cognitive health in aging populations.