American Association for Cancer Research (AACR)

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AACR Stories

Boosting the Immune Response to Cancer: Decades of pioneering research led to a first-of-its-kind FDA approval for a new type of immunotherapy—tumor-infiltrating lymphocyte (TIL) therapy.

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About Cancer

Cancer is not a single disease, but rather a collection of diseases all characterized by the uncontrolled proliferation of cells.

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AACR Pediatric Cancer Progress Report

The inaugural AACR Pediatric Cancer Progress Report highlights research-driven advances in the prevention, detection, and treatment of childhood cancers.

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Cancer Types

Nearly 85,000 people in the United States were diagnosed with bladder cancer last year. Learn more about screening and treatment for this type of cancer.

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AACR Project GENIE

AACR Project GENIE is a publicly accessible international cancer registry of real-world data assembled through data sharing between many of the leading cancer centers in the world.

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Leading Discoveries

Leading Discoveries magazine is online with articles on pioneering researchers, collaboration among blood cancer researchers, donors who are driving progress in cancer science, and more.

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Support Lifesaving Research

Whether honoring a special person or a special day, a donation to the American Association for Cancer Research has a lasting impact.

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For Researchers
AACR Annual Meeting 2026

Advance registration is open for the AACR Annual Meeting 2026. Register by February 27 to receive discounted rates.

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Videos

AACR Pediatric Cancer Progress Report 2025

The AACR Pediatric Cancer Progress Report 2025 highlights the remarkable progress against childhood cancers driven by discoveries across the basic, translational, clinical, and population sciences.

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The AACR: Driving Progress Against Cancer

The AACR and its more than 58,000 members worldwide are advancing a scientifically bold agenda against the collection of diseases we call cancer.

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AACR Cancer Progress Report 2025

The AACR Cancer Progress Report 2025 highlights research-driven advances against the collection of often devastating diseases we call cancer.

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By the Numbers

34

percent decrease of the overall age-adjusted cancer death rate in the U.S. from 1991 to 2023

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28

therapeutics were approved for new or expanded uses by the FDA from July 1, 2024, to June 30, 2025

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18.6

million cancer survivors in the U.S. are living with, through, and beyond their disease thanks to research

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4 in 10

cancer diagnoses in the United States are associated with preventable risk factors

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For more statistics on cancer, please visit our Cancer Progress ReportRead the AACR Cancer Progress Report