What is HIV?
HIV stands for Human Immunodeficiency Virus.
Viruses such as HIV cannot grow or reproduce on their own, they need to infect the cells of a living organism in order to replicate (make new copies of themselves). The human immune system usually finds and kills viruses fairly quickly, but HIV attacks the immune system itself – the very thing that would normally get rid of a virus. . . learn more
What is AIDS?
AIDS stands for Acquired Immune Deficiency Syndrome.
AIDS is a medical condition. A person is diagnosed with AIDS when their immune system is too weak to fight off infections. AIDS is caused by HIV — learn more
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Get more information from the CDC: HIV/AIDS Basics, HIV/AIDS Factsheet
Get more information
- PEP 101
- PrEP 101
- HIV Testing 101
- Living with HIV 101
- InfoSIDA: Spanish-language HIV/AIDS information
- HIV and Viral Hepatitis