West Nile virus is a new member or "emergent" to the virus of the family. West Nile Virus is found in both tropical and temperate regions. Because of this it is a dangerous and world-wide killer. The Virus ainly infects birds, but also has the ability to affect humans, horses, and some other mammals. The Virus is spread by bites from infected mosquitoes.

Human Papilloma Ciruses (HPV) is a virus that infects humans. Some of the effects of the virus are associated with sexually transmitted diseases (STD's).

Bird flu is the street name for the Influenza A virus, which is the virus that causes Avian flu. The name says it all, as Bird flu is a virus that is hosted by birds. With that said though it may infect several other species of mammals. First identified in Italy in around 1905 the virus is now known to exist worldwide. One strain of the H5N1 virus of avian influenza that first surfaced in 1997 has been identified as the most likely source of a future influenza pandemic around the world.

This article describes recent events in Turkey about the bird flu virus. Are we now staring the danger right in the eye without the medications yet?

Smallpox, a highly contagious disease, is unique only to humans. The smallpox virus is caused by two virus variants called Variola major and Variola minor. Variola major is the more deadly form of the virus; it usually has a mortality rte of 20-40 percent of those that are infected with the virus. Variola minor on the other hand is much less severe and only kills 1% of its victims. Neither of the Variola's are bugs that you want to get. Avoid them at all costs! Due to ulcerations of the cornea

Currently there are two polio vaccines that are in use throughout the world to fight against polio. Jonas Salk, the man who invented the first, started his work on a vaccine in 1955. The vaccine worked in two steps: first a dose of killed polio virus is injected, and then an oral polio vaccine must be taken which contains a live but much weakened form of the virus. This vaccine was first tested in 1957 on humans, and was later liscensed in 1962.

Herpes Simplex is an infection caused by the virus called Herpes Simplex Virus. The virus is of two types. HSV1 and HSV2. Herpes Simplex causes sores, and rashes on face and genitals.

This article discusses the symptoms of bird flu virus. How it can kill both birds and humans.

As reports of bird flu across the world increase, there are a number of answers that are important to know.

Hepatitis B is what we used to originally known as just simply serum hepatitis. Hep B has been recognized as this new name since World War II. The virus is responsible for current epidemics in parts of Asia and Africa. Recognized as endemic in China and various other parts of Asia, the Hepatitis B virus has infected over one third of the world's current population.