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Improving the lives of all people through cancer research

For People Affected by Cancer

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NCI is the nation’s trusted source for cancer information. We are here for you with information about causes and risk factors, symptoms, how cancer is diagnosed, and treatment options.

For Researchers

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Support for the best science underpins everything NCI does. Explore our resources to help researchers conduct their work and apply for funding and training opportunities.

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NCI Welcomes Dr. Anthony Letai as NCI Director

Learn more about Anthony Letai, M.D., Ph.D., the 18th director of the National Cancer Institute. A physician-scientist and pioneer in precision oncology, he brings a vision of progress, collaboration, and hope for all touched by cancer.

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Upcoming Event! Precision in Practice: A Functional Medicine Workshop

Be part of the conversation shaping the future of cancer care at this hybrid event on July 1–2, 2026. This NCI-sponsored workshop aims to spark collaboration and help move functional precision oncology more quickly from the lab into clinical practice.

Register Today
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Connect with a cancer information specialist at 1-800-4-CANCER, through live chat, or by email.

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The Power of Improved Data Sharing - Childhood Cancer Data Initiative