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  1. Cancer - Wikipedia

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

  2. What Is Cancer? - NCI

    Aug 28, 2026 · Explanations about what cancer is, how cancer cells differ from normal cells, and genetic changes that cause cancer …

  3. 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 …

  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. 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, …

  6. 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, …

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

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

  8. Cancer: Types, Causes, Treatment, and Prevention - Healthline

    Jan 17, 2023 · Cancer is a group of diseases that occur when abnormal cells divide rapidly and spread. Learn the types, causes, …

  9. Cancer - Wiley Online Library

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

  10. Comprehensive Cancer Information - NCI

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