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Related Concept Videos

Primary Healthcare Services01:30

Primary Healthcare Services

1.9K
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.
In 1978, international leaders convened in Alma-Ata, Kazakhstan, for what would be a pivotal event in global health. The Alma-Ata Declaration was the first to call...
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Levels of Health Promotion and Illness Prevention01:26

Levels of Health Promotion and Illness Prevention

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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.
In primary prevention, actions taken before disease onset prevent the disease from...
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Preventive Healthcare Services01:30

Preventive Healthcare Services

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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.
Parish nursing is a growing specialty nursing profession that focuses on holistic healthcare, health promotion, and illness prevention. It blends professional nursing practice with a health ministry, focusing on health and healing within the context of a Christian community. Parish nurses serve as health educators, referral sources,...
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Methods Of Healthcare Delivery System01:26

Methods Of Healthcare Delivery System

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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:
The managed care system is designed to control the cost while maintaining the quality of care. The patient's care from admission to discharge is planned by the primary care provider or the case manager, also known as the gatekeeper. In a managed care system, the number of care providers is...
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Related Experiment Video

Updated: Jan 8, 2026

Determining Soil-transmitted Helminth Infection Status and Physical Fitness of School-aged Children
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Public Health.

Samantha A Harker1, Ignazio Piras2, Matthew J Huentelman2

  • 1Arizona State University, Tempe, AZ, USA.

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

Autistic adults have a higher genetic risk for Alzheimer's disease (AD) and this genetic risk negatively impacts memory more in autistic individuals compared to non-autistic adults.

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Area of Science:

  • Neuroscience
  • Genetics
  • Gerontology

Background:

  • Older autistic adults show higher Alzheimer's disease (AD) diagnosis rates.
  • Genetic factors significantly influence cognitive aging and neurodegenerative disease risk.
  • Limited research exists on genetically-informed cognitive aging in autism.

Purpose of the Study:

  • To assess if autistic individuals possess higher cumulative genetic risk for AD.
  • To investigate if AD polygenic risk scores (PRS) differentially affect memory in autistic versus non-autistic adults.

Main Methods:

  • Compared AD-PRS and long-term memory in 53 autistic and 48 non-autistic adults (ages 18-70).
  • Generated AD-PRS using genome-wide association study data and PRSice-2 software.
  • Utilized ANCOVA to analyze group differences in AD-PRS and memory performance, controlling for covariates.

Main Results:

  • Autistic adults exhibited significantly higher AD-PRS (p=0.030) and poorer long-term memory (p=0.043).
  • A significant interaction (p=0.05) indicated AD-PRS negatively moderated memory performance more in the autism group.

Conclusions:

  • Autistic adults have a greater genetic predisposition for AD compared to non-autistic adults.
  • Alzheimer's disease genetic risk score disproportionately impairs cognitive function in autistic individuals.