In medicine, infectious disease or communicable disease is disease caused by a biological agent such as by a virus, bacterium or parasite.
This is contrasted to physical causes, such as burns or chemical ones such as through intoxication.
For more information about the topic Infectious disease, read the full article at Wikipedia.org, or see the following related articles:
Note: This page refers to an article that is licensed under the GNU Free Documentation License. It uses material from the article Infectious disease at Wikipedia.org. See the Wikipedia copyright page for more details.
Editor's Note: This article is not intended to provide medical advice, diagnosis or treatment.
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