Understanding the Chain of Infection: How Germs Spread and Infect

The video explains how germs spread through various means such as person-to-person contact, environmental sources, and contaminated food or water. It introduces the concept of the chain of infection, detailing the role of reservoirs and different transmission methods, including direct and indirect contact, airborne, and droplet transmission. The video also highlights the importance of understanding these processes to prevent common illnesses.

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