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Infectious Agents and Cancer

In the United States and other developed countries, a small portion of cancers are thought to be linked to infections. Learn more about some of the infectious agents linked to cancer in this section.

Infections That Can Lead to Cancer

Here you can get an overview of how infections with some viruses, bacteria, and other germs may increase a person's risk for certain types of cancer.

HIV Infection and AIDS

This detailed guide describes the human immunodeficiency virus (HIV) and the links between HIV infection, AIDS, and certain cancers.

HPV

In this section you can learn about the human papilloma virus (HPV) and its link to cancer of the cervix and some other cancers. You can also get information on testing for HPV and on the HPV vaccines.