Improving the lives of all people through cancer research
For People Affected by Cancer
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
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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Study Examines Impact of Prevention and Screening on Cancer DeathsPrevention and screening accounted for 80% of the averted deaths from five common cancer types between 1975 and 2020.
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Treatment May Target Tumors Fueled by ecDNAsCircular DNA in cancer cells create a weakness that can be exploited with an experimental drug.
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Study Supports SBRT as a Standard Option for Prostate CancerThe radiation option, which requires fewer sessions, compared well with other standard radiation approaches.
National Cancer Plan: Eliminate Inequities
Everyone needs equitable access to cancer care.
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NCI Fiscal Year 2026 Annual Plan & Professional Judgment Budget Proposal
Each year, NCI prepares a plan for advancing cancer research and proposes the budget required to fund a broad research portfolio.
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Connect with a cancer information specialist at 1-800-4-CANCER, through live chat, or by email.
Get StartedOur Organization
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Senior LeadersInformation about NCI Director Dr. W. Kimryn Rathmell and other senior NCI leaders.
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NCI Divisions, Offices, and CentersNCI 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 GroupsNCI relies on advisory committees to provide advice on the National Cancer Program, NCI scientific priorities, and more.
Genetics and Cancer Treatment