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

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

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.

Página principal del Instituto Nacional del Cáncer que ofrece información en español sobre diferentes temas relacionados con el cáncer.

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

This page lists the different cancer treatments, including chemotherapy, radiation therapy, immunotherapy, and targeted therapy and takes you to more information about each type.

A term for diseases in which abnormal cells divide without control and can invade nearby tissues. Cancer cells can also spread to other parts of the body through the blood and lymph systems.

Información del Instituto Nacional del Cáncer sobre el tratamiento, la prevención, los exámenes de detección, la genética y las causas del cáncer, así como formas de hacer frente a la …

Primary liver cancer is cancer that forms in the liver. Bile duct cancer (cholangiocarcinoma) is cancer that forms in the bile ducts. Learn about the types of liver and bile duct cancer, causes …