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Feeling sneezy or itchy? Check our daily pollen count to learn
what's in the air.

  • Reviewed on 10/13
    By Dr. Lichtenstein

Human Immunodeficiency Virus (HIV): Overview

Human immunodeficiency virus (HIV) is a virus that attacks and breaks down the body's immune system, which fights disease and infections. Blood T-lymphocyte cells are the primary target of HIV and are necessary for the virus to reproduce.

Acquired immune deficiency syndrome (AIDS) is the name for an advanced phase of HIV.


Reliable Resources


More HIV Information
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HIV Clinical and Research Program

The goal of this program is to begin HIV treatment in the early stages of the disease and try to prevent the additional challenges that affect the aging HIV population.

Learn more.

Doctors Who Treat HIV


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