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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.
Featured News and Research
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Understanding Breast Cancer Risk Tools
NCI experts explain how to use these tools to understand and manage risk.
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Questioning the Benefits of Multivitamins
Daily multivitamin use does not cut risk of death, according to a large analysis.
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Immunotherapy Drug Effective for Some with Small Cell Lung Cancer
In a “landmark” trial, durvalumab helped people with early-stage disease live substantially longer.
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Are You Ready to Contribute to Progress against Cancer?
Everyone has a role to play in the fight against cancer. Learn more and get involved.
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NCI Fiscal Year 2025 Professional Judgment Budget Proposal
Each year, NCI prepares a professional judgment budget to lead progress against cancer.
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Get Answers
Connect with a cancer information specialist at 1-800-4-CANCER, through live chat, or by email.
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Forming Connections to Address Rare Brain Tumor Treatment and Care
Our Organization
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Senior Leaders
Information about NCI Director Dr. W. Kimryn Rathmell and other senior NCI leaders.
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NCI Divisions, Offices, and Centers
NCI has 30 divisions, offices, and centers who work together to build, maintain, and enhance a cohesive and comprehensive cancer research agenda.
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Advisory Boards and Review Groups
NCI relies on advisory committees to provide advice on the National Cancer Program, NCI scientific priorities, and more.