Introduction: Viral diseases


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Viral diseases: Viruses are a very common type of infectious disease. Many of the most common human diseases are viral. There are literally hundreds of types of viral conditions.

Viruses are the smallest life-form existing, since they are not even a single cell. It is almost like they are not alive at all. They are small strands of DNA-like cell material. A virus consists mostly of RNA and cannot survive without host cells.

Viral diseases: Viruses are among the smallest microbes, much smaller even than bacteria. Viruses are not cells. They consist of one or more molecules of DNA or RNA, which contain the virus's genes surrounded by a protein coat. Viruses can be rod-shaped, sphere-shaped, or multisided. Some look like tadpoles. 1

Conditions list: The list of conditions in the Viral diseases group includes:


Conditions by class: See also the full list of conditions in class viral.

Misdiagnosis and Viral diseases: Research more detailed information about misdiagnosis of Viral diseases, failure to diagnose Viral diseases, underlying causes of Viral diseases (possibly misdiagnosed), or research misdiagnosis of other diseases

Treatments for Viral diseases: Various information is available about treatments available for Viral diseases, prevention of Viral diseases, or research treatments for other diseases.

Causes of Viral diseases: Research more detailed information about the causes of Viral diseases, other possibly hidden causes of Viral diseases, or other general information about Viral diseases.

         Contents for Viral diseases:

Footnotes:
1. excerpt from Microbes in Sickness and in Health - Publications, National Institute of Allergy and Infectious Diseases: NIAID

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