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10: Diseases and Disorders

  • Page ID
    145728
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    Learning Objectives
    • examine and discuss the role of epidemiology in public health
    • recognize, examine and formulate the importance of immunization
    • identify the major means of transmission for communicable diseases
    • identify and examine immunizations in relationship to immunity
    • differentiate the major classifications of communicable and non-communicable diseases

    • 10.1: Immunity and Immunizations
      This page covers the importance of vaccinations, particularly in response to outbreaks and community health, emphasizing their role in strengthening the immune system against diseases. It addresses parental concerns about side effects and misconceptions about vaccines, including the unfounded autism link. The page also explores the immune system's functions, recommends vaccines for young adults, and includes a discussion on STDs, focusing on their impact, prevention, and treatment.
    • 10.2: Introduction to Epidemiology
      This page provides an overview of epidemiology, detailing its significance in public health through the study of disease distribution and determinants. It covers fields within epidemiology, the disease transmission cycle, and terms related to epidemics and outbreaks. Additionally, the page explains the Chain of Infection Model, outlining the interactions necessary for disease spread and preventive measures to break this chain.
    • 10.3: Noncommunicable Diseases and Disorders
      This page explores the classification of diseases into communicable and noncommunicable, detailing conditions like COPD and diabetes, their management strategies, and the importance of lifestyle changes. It also addresses various health issues, including headaches, arthritis, skin disorders, and neurological conditions such as Alzheimer's and Parkinson's disease.
    • 10.4: Diabetes
      This page discusses diabetes, characterized by high blood glucose levels due to insufficient insulin production or use, including type 1, type 2, and gestational diabetes. It identifies risk factors for type 2 diabetes and emphasizes the importance of lifestyle changes for prevention.
    • 10.5: Communicable (Infectious) Diseases
      This page covers the impact of infectious diseases, their causes (bacteria, viruses, fungi, protozoa), and treatments. Bacterial infections can be treated with antibiotics, while viral infections require supportive care. Specific diseases such as TB, mononucleosis, and pneumonia are highlighted, along with fungal infections like athlete's foot. It also addresses preventive measures for parasitic diseases and emphasizes health disparities affecting different populations.
    • 10.6: What are the Most Common Types of STIs?
      This page provides an overview of various sexually transmitted infections (STIs), including Chlamydia, Gonorrhea, Genital Herpes, and others, focusing on symptoms, transmission, complications, and prevention, notably emphasizing early detection and antibiotic treatment for trichomoniasis. It also details complications from trichomoniasis during pregnancy and discusses three types of viral hepatitis—A, B, and C—highlighting their transmission, disease severity, and vaccination availability.


    This page titled 10: Diseases and Disorders was last modified on Tue, 03 Feb 2026 01:05:06 GMT and is shared under a CC BY-NC-SA 4.0 license and was authored, remixed, and/or curated by Judy Baker via source content that was edited to the style and standards of the LibreTexts platform.

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