NCI is the nation's trusted source for cancer information
Clinical trials are research studies that help find, diagnose, treat, manage, and prevent cancer.
Learn about some of the most likely carcinogens to affect human health.
Browse a list of common side effects of cancer or cancer treatment.
Learn more about treatment
Supportive information on managing the physical and emotional effects of cancer and treatment for both patients and caregivers.
Information to help with talking about and coping with advanced cancer, making choices about care, and end-of-life planning.
Information on choosing a doctor or treatment facility, financial help, insurance coverage, end-of-life planning, and resources to help you avoid scams.
Highlighting key topics and trends in cancer statistics, this "Did You Know?" video from the National Cancer Institute looks at prostate cancer in the United States.
The NCI offers free, scientifically accurate, and easy-to-understand information on a range of cancer topics in English and Spanish. Get live help from compassionate information specialists at 1-800-4-CANCER.