One Health: Beyond Medicine

Lecture Overview

  • Title: One Health: Beyond Medicine
  • Presenter: Dr. Francisco Olea Popelka, DVM, MSc, PhD
  • Date: April 1st, 2025

Lecture Objectives

  • Understand and describe the One Health approach and its key concepts.
  • Explain the interdependence among people, other animal species, and environmental health.
  • Discuss the relevance of One Health in addressing global health challenges.

Outline of the Lecture

  1. What is One Health (OH)?
    • Definition and importance of the One Health approach.
  2. Examples of One Health Initiatives
    • Collaborative, multisectoral, and trans-disciplinary projects and activities.
    • Break.
  3. Case Studies:
    • Rabies and Tuberculosis: collaborative projects and their significance.
  4. Final Reflection and Take-home Message

Key Definitions

  • One Health:

    • A collaborative, multisectoral, and trans-disciplinary approach to achieve optimal health outcomes recognizing the interconnections between people, animals, plants, and their shared environment.
    • Defined by the One Health High Level Expert Panel (OHHLEP) as a means to sustainably balance and optimize health for humans, animals, and ecosystems.

  • One Medicine: Coined by Dr. Calvin Schwabe, it posits no fundamental difference between human and veterinary medicine, sharing a common body of knowledge in anatomy, physiology, and pathology.

The Interdependence of Health

  • Highlights the interplay between animal, human, and environmental health as integral to disease management and prevention.
  • Major domains connected through One Health include:
    • Veterinary Medicine
    • Public Health
    • Human Medicine
    • Ecology
    • Environmental Health
    • Global Health and Food Safety

Zoonoses and Emerging Diseases

  • Statistics:
    • Approximately 70% of new emerging human infectious diseases are zoonotic.
    • Factors like environmental changes enhance the conditions for new diseases to develop.
  • **Key Examples:
    • Avian Influenza (AI):** Notable for requiring inter-sectoral focus given the emergence of AI in animal populations.
  • Highlighted Risks:
    • Effect of climate change and ecological disruptions on disease emergence.

Collaborative Initiatives

  • Examples of One Health projects focusing on major diseases and health challenges globally.
  • Key Collaboration Domains:
    • Government (public health authorities, veterinary services)
    • Private sectors (pharmaceutical companies, NGOs)
    • Academic institutions for research and education.

Importance of Collaboration

  • Effective public health strategies necessitate collaboration across various disciplines for comprehensive health solutions.
  • Key Sectors for Collaboration:
    • Health care providers (clinicians, veterinarians)
    • Environmental scientists
    • Sociologists and community organizers

Conclusion

  • Advancement of public health requires an integrated approach addressing not just diseases, but health promotion and prevention as well.
  • Final Reflection:
    • "At the intersection of differences can always be found opportunities for creative ideas, innovations, and profound transformation."
  • Call to action for collaboration across all health-related fields to address the complexities of health in the contemporary world.