What You Need To Know About Hiv HIV is an abbreviation for Human Immunodeficiency Virus. Acquired Immunodeficiency Syndrome or AIDS as it is generally called, is the result of this virus. When a person has AIDS, the immune system gradually break downs. The patient then becomes highly susceptible to infections and illnesses, which could even, be fatal. History dates its origin to June 5th 1981 in Los Angeles where the virus was...... Source : Hiv Test