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Related Concept Videos

Dimensions of Health and Illness01:21

Dimensions of Health and Illness

The factors influencing the health-illness continuum can be internal or external and may or may not be under conscious control. They are related to the following eight human dimensions, and each dimension is interrelated to one other.
Concepts of Health and Illness01:29

Concepts of Health and Illness

Health is a condition of the body, mind, and spirit where an individual remains free from illness. Similarly, wellness is an active state, including living a lifestyle that promotes physical, mental, and emotional health. Physical health is critical for the overall well-being and can be affected by lifestyle, activity level, diet, and behavior. The highest attainable standard of health is a fundamental and universal human right. Consider Lisa, a fifteen-year-old born with congenital...
Models of Health Promotion and Illness Prevention I01:25

Models of Health Promotion and Illness Prevention I

A model is a theoretical way to understand a concept or an idea. Models can overcome barriers to health regardless of diverse economic and cultural backgrounds. In addition, models make the task easier by providing different ways to approach complex issues. There are two major health promotion models: the health belief model and the health promotion model.
The health belief model (HBM) attempts to predict health-related behavior in specific belief patterns. According to the HBM, a person's...
Overview of Biostatistics in Health Sciences01:19

Overview of Biostatistics in Health Sciences

Biostatistics involves the application of statistical techniques to scientific research in health-related fields, including biology and public health. These techniques are essential for designing studies, collecting data, and analyzing it to draw meaningful conclusions. Given the complexity of biological processes, particularly in studies involving human subjects, biostatistical methods are crucial for effectively organizing and interpreting data that might otherwise obscure underlying patterns...
Models of Health Promotion and Illness Prevention II01:18

Models of Health Promotion and Illness Prevention II

The person's health status fluctuates continually, varying from being in good health to becoming ill and returning to being healthy. To understand the concept of illness prevention, there are two models. First, the health-illness continuum model is a graphic representation of an individual's wellness. It states that a person is considered healthy in the absence of physical disease and the presence of good emotional health.
The agent-host-environment model states that disease results from...
Factors Affecting Illness01:18

Factors Affecting Illness

When a person's physical, emotional, intellectual, social development or spiritual functioning is compromised, this deviation from a healthy normal state is called illness. Illness creates stress that in turn harms individuals. Irritation, anger, denial, hopelessness, and fear are behavioral and emotional changes an individual experiences in the phases of illness. A variety of factors influence a person's health and well-being.
For instance, risk factors are connected to illness, disability,...

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Related Experiment Video

Updated: Jun 13, 2026

Basics of Multivariate Analysis in Neuroimaging Data
06:35

Basics of Multivariate Analysis in Neuroimaging Data

Published on: July 24, 2010

Measuring Health: A Multivariate Approach.

Jeroen Klomp, Jakob de Haan

    Social Indicators Research
    |April 15, 2010
    PubMed
    Summary

    This study introduces novel health measures for 171 countries, assessing both individual health and health service quality. Country health disparities are more significant in health services than individual health outcomes.

    Area of Science:

    • Global Health
    • Health Services Research
    • Biostatistics

    Background:

    • Existing national health indicators may not fully capture country-level health status.
    • Previous health rankings may not accurately reflect the nuances of individual health versus health service quality.

    Purpose of the Study:

    • To develop and validate new composite measures of national health status.
    • To differentiate between the health of individuals and the quality of health services across countries.
    • To provide a more nuanced understanding of global health disparities.

    Main Methods:

    • Factor analysis applied to national health indicators from 2000-2005 for 171 countries.
    • Construction of two distinct measures: individual health and health service quality.

    Related Experiment Videos

    Last Updated: Jun 13, 2026

    Basics of Multivariate Analysis in Neuroimaging Data
    06:35

    Basics of Multivariate Analysis in Neuroimaging Data

    Published on: July 24, 2010

  • Cluster analysis to group countries into homogenous categories.

    • Main Results:

    • Developed novel health measures that differ significantly from existing indicators.
    • Identified substantial variations in country rankings based on the new measures.
    • Observed more pronounced differences between countries for health service quality than for individual health.
    • Classified 171 countries into six distinct homogenous groups using cluster analysis.

    Conclusions:

    • The newly developed measures offer a more comprehensive assessment of national health.
    • Significant disparities exist globally, particularly in the quality of health services.
    • The findings necessitate a re-evaluation of current global health comparisons and policy priorities.