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.

The ability of a pathogen to cause disease is called pathogenicity. The degree to which an organism is pathogenic is called virulence. There are five main types of pathogens: virus, bacterium, fungus, …

Aug 21, 2020 · In this article, we look at different pathogens, how they affect people, and the diseases they cause. We also explain how pathogens spread and how to reduce the risk of infection.

Apr 3, 2019 · Pathogen types There are different types of pathogens, but we’re going to focus on the four most common types: viruses, bacteria, fungi, and parasites.

Humans can be infected with many types of pathogens, including prions, viruses, bacteria, and fungi, causing symptoms like sneezing, coughing, fever, vomiting, and potentially lethal organ failure.

Apr 29, 2025 · Understanding the different types of pathogens is essential for developing effective prevention and treatment strategies. This article explores the major categories of …

Nov 10, 2025 · A pathogen is any agent that can cause disease in its host, ranging from microscopic life forms to non-living particles. Scientists group these disease-causing agents into four primary …

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.

Dec 26, 2024 · Explore the types of pathogens: viruses, bacteria, fungi, protozoa, helminths, and prions, and their unique characteristics affecting health. Estimated reading time: 19 minutes. Pathogens are …

Below are the categories of pathogens that we currently know about. Some are more well-known than others. It is important to remember that often the symptoms - and even disease processes - that we …