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  1. What Is Cancer? - NCI

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

  2. Cancer - Wikipedia

    Cancer is a group of diseases involving uncontrolled cell growth typically resulting in tumors with the potential to invade or spread to …

  3. Cancer - World Health Organization (WHO)

    Jul 3, 2026 · WHO fact sheet on cancer providing information on the health burden of different types of cancer, causes, risk factors, …

  4. Cancer - Symptoms and causes - Mayo Clinic

    Nov 19, 2024 · Find out the basics about cancer, including symptoms, causes and treatments. Learn steps you can take to prevent …

  5. All About Cancer - American Cancer Society

    Learn about cancer at the American Cancer Society. Find information for specific cancer types: breast, colon, lung, prostate, skin, …

  6. What Is Cancer? Symptoms, Causes & Types - Cleveland Clinic

    Aug 19, 2024 · Having cancer is a life-changing event. Knowing what to expect — from diagnosis to recovery — can empower you …

  7. Cancer - Wiley Online Library

    Spanning the breadth of oncology disciplines, Cancer delivers something for everyone involved in cancer research, risk reduction, …

  8. Comprehensive Cancer Information - NCI

    We are here for you with information about causes and risk factors, symptoms, how cancer is diagnosed, and treatment options. …

  9. Cancer | Definition, Causes, Types, & Treatment | Britannica

    Jul 10, 2026 · Cancer is a disease characterized by the uncontrolled multiplication of abnormal cells in the body. There are numerous …

  10. Cancer: Symptoms, Causes, Treatment, Stages, Prevention

    Read about cancer symptoms, causes, treatment, stages, prognosis, diagnosis, types, and prevention. Learn what cancer is and …