In biology, a pathogen (Greek: πάθος, pathos "suffering", "passion" and -γενής, -genēs "producer of"), in the oldest and broadest sense, is any organism or agent that can produce disease. A pathogen may …

What Is a Pathogen? Coughing and sneezing, bug or animal bites, contaminated food or objects and close contact can all transmit pathogens. Pathogens are microorganisms that can make you sick. A …

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 touching your …

Aug 4, 2025 · A pathogen is any microbe that causes disease in its host. It is not always a black-and-white distinction; some microbes can be harmless in one context and pathogenic in another, …

Apr 26, 2025 · A pathogen is a living thing that causes disease. Viruses and bacteria can be pathogens, but there are also other types of pathogens.

We normally think of pathogens in hostile terms—as invaders that attack our bodies. But a pathogen or a parasite, like any other organism, is simply trying to live and procreate.

Jul 20, 2025 · Pathogens spread from a source to a host through several distinct routes. Direct contact involves the physical transfer of microorganisms, such as when shaking hands. This is a common …

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.

Jun 13, 2025 · What are Pathogens? 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. …

Jul 11, 2023 · A pathogen or infectious agent is a biological agent that causes disease or illness to its host.