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  1. Pathogen: Types, Causes, Effects on Body & Control

    Jun 17, 2025 · Pathogens are tiny organisms that can make you sick if they get inside your body. Viruses, bacteria, fungi, parasites and prions are pathogens.

  2. Pathogens: Definition, types, diseases, prevention, and more

    Aug 21, 2020 · A pathogen brings disease to its host. Another name for a pathogen is an infectious agent, as they cause infections. As with any organism, pathogens prioritize survival …

  3. What is a Pathogen? 4 Types and How They Spread Disease

    Apr 3, 2019 · A pathogen is any organism that causes disease. Viruses, bacteria, fungi, and parasites are all examples of pathogens. Your body is naturally full of microbes.

  4. All About Pathogens: Bacteria, Viruses, and More - WebMD

    Apr 27, 2025 · A pathogen is a living thing that causes disease. Viruses and bacteria can be pathogens, but there are also other types of pathogens.

  5. Pathogens: Types and How to Defend Against Them - Verywell Health

    Oct 21, 2025 · Pathogens are tiny organisms that cause diseases and include bacteria, viruses, fungi, and parasites. To protect yourself, practice good hygiene like handwashing and avoid …

  6. Pathogen - Wikipedia

    Diseases in humans that are caused by infectious agents are known as pathogenic diseases. Not all diseases are caused by pathogens, such as black lung from exposure to the pollutant coal …

  7. What Are the Five Pathogens? - MedicineNet

    Pathogens are infectious micro-organisms, germs, or biological agents that cause infectious diseases or illnesses in the host human. The ability of a pathogen to cause disease is called …

  8. What Is a Pathogen? Understanding Infectious Microbes

    Aug 4, 2025 · Pathogens are a small, dangerous minority within this microbial universe. They are defined not by their size or structure, but by their relationship with us. A pathogen is any …

  9. What Are Pathogens and the Different Pathogen Types?

    Pathogens are agents that live in a host, such as a human, and are responsible for causing infections or diseases in that host. Pathogens can be microorganisms — bacteria, viruses, …

  10. What Are Pathogens? A Beginner's Overview of Infectious Agents

    Pathogens are a group of micro-organisms or parasites that can invade a host and cause disease, and derive their name from the Greek words 'pathos' and 'genesis'.