About 219,000 results
Open links in new tab
  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 | ABCs | CDC

    Aug 21, 2025 · Learn about five Active Bacterial Core (ABC) pathogens routinely monitored in the United States.

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

    Apr 3, 2019 · There are different types of pathogens, but we’re going to focus on the four most common types: viruses, bacteria, fungi, and parasites. Viruses are made up of a piece of genetic code, such as...

  4. Top 10 Bacterial Pathogens: List with short Descriptions

    Jan 15, 2025 · A Gram-negative bacterium found in the gut, some strains cause foodborne illnesses, urinary tract infections, and hemolytic uremic syndrome. A Gram-positive bacterium causing skin …

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

    Oct 21, 2025 · Pathogens—bacteria, viruses, fungi, and parasites—are microorganisms that invade a host and cause illness. Learn more and how to protect yourself.

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

    Apr 26, 2025 · Learn everything you need to know about pathogens and how they may affect your health. Discover what the pros and cons are as well as the risks and benefits.

  7. Classifying Common Pathogens in Microbiology - Biology Insights

    Apr 29, 2025 · Explore the classification of various pathogens in microbiology, including bacteria, viruses, fungi, protozoa, and helminths.

  8. Types of Pathogens - Science for Everybody

    Revise the four main types of pathogens: bacteria, viruses, fungi, and protists. Learn how they cause disease and how the body defends itself. Includes real-world disease examples.

  9. What Is a Pathogen? Understanding Infectious Microbes

    Aug 4, 2025 · These include bacteria, viruses, archaea, fungi, protozoa, and microscopic parasites. The vast majority of these microbes are not harmful. In fact, many are essential for life. Inside your gut …

  10. What Are the Five Pathogens? - MedicineNet

    The different types of pathogens that invade the human body and cause health issues include viruses, bacteria, fungi, protozoa, and helminths (parasitic worms).