Information specialists at NCI’s Cancer Information Service (CIS) are available to help answer your cancer-related questions whether you are a patient, family member or friend, health care provider, or researcher. Our trained Information Specialists provide personalized responses to a range of cancer topics, including: cancer research and clinical trials, how to find cancer treatment centers, cancer prevention, risk factors, symptoms, early detection, diagnosis, treatment, and living with cancer. We also offer smoking cessation support