Accurate, up-to-date, comprehensive cancer information from the U.S. government's principal agency for cancer research.

Oct 11, 2021 · Explanations about what cancer is, how cancer cells differ from normal cells, and genetic changes that cause cancer to grow and spread.

Information from the National Cancer Institute about cancer treatment, prevention, screening, genetics, causes, and how to cope with cancer.

This website offers free, credible, and comprehensive information about cancer prevention and screening, diagnosis and treatment, research across the cancer spectrum, clinical trials, and news …

Nearly 60 fact sheets on a wide array of cancer topics. Fact sheets address risk factors, prevention, support, treatment, and more.

Alphabetical list of all cancers, with links to disease-specific and general information about treatment, coping, screening, prevention, clinical trials, and other topics.

This page is a gateway to basic information about how cancer develops, trends in cancer cases and deaths, and how cancer affects different populations.

Information about NCI publications including PDQ cancer information for patients and health professionals, patient education publications, fact sheets, dictionaries, NCI blogs and newsletters, …

PDQ® health professional cancer information is comprehensive, evidence-based, up-to-date content covering hundreds of cancer-related topics.

May 7, 2025 · Basic information about cancer statistics in the United States and how they are used to understand the impact of cancer on society and to develop strategies that address the challenges …