Where is Listeria commonly found?

Listeria monocytogenes is a bacterium that can cause foodborne illness and is commonly found in various environmental sources. It is particularly notable for its resilience and ability to thrive in a variety of conditions. This pathogen is frequently associated with soil and water, where it can be present naturally. Additionally, Listeria is often found in ready-to-eat deli meats and unpasteurized dairy products because it can survive and grow in refrigerated temperatures, which is atypical for many other foodborne pathogens.

This highlights the importance of proper food handling, storage, and cooking practices to mitigate the risk of Listeria contamination, especially in vulnerable populations such as pregnant women, the elderly, and those with weakened immune systems. The presence of Listeria in a range of sources emphasizes the need for vigilance and best practices in food safety across various food categories and environments.