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Ch 21: Public Health Emphasis

About This Chapter

Let these video lessons show you how using public health principles benefits our communities. Learn about health literacy, disease control and health policy.

Public Health Emphasis - Chapter Summary

This set of video lessons looks at public health, starting with a definition of the term and an overview of how our lives are impacted by public health principles. Our instructors discuss types of diseases, how disease spreads and chronic diseases. You will also get an overview of socioeconomic issues that impact community health.

Other lessons define environmental health and identify conditions that endanger it. You'll look at health promotion and learn about the impact of health laws and policies on individuals and the community as a whole. When you've viewed all these lessons, you should be capable of:

  • Discussing the role of health literacy
  • Identifying methods of disease control and prevention
  • Describing the different types of diseases, such as acute and chronic
  • Explaining how the body's immune system works
  • Listing ways individuals can manage chronic illnesses
  • Showing how socioeconomic status can impact an individual's health

Our brief video lessons make learning about public health fun. Professional instructors guide you through the topics, and you can contact them if you have questions. Written transcripts of each lesson are available, and self-assessment quizzes let you gauge what you've learned.

11 Lessons in Chapter 21: Public Health Emphasis
What is Public Health? - Definition & Principles

1. What is Public Health? - Definition & Principles

Have you ever wondered how you can help improve the health of the entire community? In this lesson, you will learn about public health. As opposed to helping people one-by-one, public health policies and practices help large numbers of people become healthier.

What Is Health Literacy? - Definition & Assessment

2. What Is Health Literacy? - Definition & Assessment

In this lesson you will learn about health literacy and its health implications. You will also learn why health literacy it is important and how to improve it. You will be introduced to the various tools available for measuring health literacy.

Disease Control & Prevention

3. Disease Control & Prevention

This lesson will discuss the many different ways by which people can control disease. Everything from vaccination to sterilization and beyond will be mentioned so that you can better appreciate the large arsenal of tools at our disposal.

Understanding & Assessing Threats to Environmental Health

4. Understanding & Assessing Threats to Environmental Health

In this lesson you will learn how threats to environmental health are assessed. You will also learn how management decisions are made based on such threats and their risks.

What Are the Types of Diseases?

5. What Are the Types of Diseases?

This lesson will focus on the different types of diseases that a person may develop or contract. We'll discuss the differences between acute, chronic, primary, secondary, local, and systemic diseases.

Chronic Illness: Definition, Effects & Management

6. Chronic Illness: Definition, Effects & Management

This lesson will provide a definition for chronic illnesses. Also, it will describe the effects of chronic illnesses and how to properly manage these illnesses to live a better quality of life. A short quiz will follow.

Epidemiology of Communicable & Noncommunicable Diseases

7. Epidemiology of Communicable & Noncommunicable Diseases

Within the field of epidemiology, there are two major classifications of disease: communicable and non-communicable. Today you will learn the differences between these classifications, as well as some examples of each.

How Socioeconomic Issues Affect Health and Chronic Conditions

8. How Socioeconomic Issues Affect Health and Chronic Conditions

This lessons examines some of the fundamental differences of socioeconomic status, as well as how these issues interact with a person's health and their chronic conditions.

How Health Policy Affects Community Health

9. How Health Policy Affects Community Health

Do we really need the government telling us what to do when it comes to our health? Why or why not? The answer may surprise you as we'll go over how health policy affect community health in more than one way.

What Is the Immune System? - Our Body's Defense Against Pathogens

10. What Is the Immune System? - Our Body's Defense Against Pathogens

In this lesson, you will be introduced to the immune system. You'll learn about the innate and adaptive immune system, Edward Jenner, haptens and immune tolerance.

Immune Deficiency Diseases: Definitions & Types

11. Immune Deficiency Diseases: Definitions & Types

This lesson will teach you about the immune system, what immune deficiency means, why that's dangerous, and about the important causes of such a problem, including HIV/AIDS, SCID, CVID, and more.

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