Germ Theory of Diseases and Koch’s Postulates

The germ theory of disease is the currently accepted scientific theory for many diseases. It states that microorganisms known as pathogens or "germs" can lead to disease. These small organisms, too small to see without magnification, invade humans, other animals, and other living hosts. This video explains the Germ theory of diseases and also Koch's Postulates. Some of the pictures taken from www.pixabay.com Background music: www.bensound.com