One of my jobs with cancer was the research end of everything.
To help you, here are the top rated general cancer sites. They will have links to specific cancers, overviews on the latest treatments available, and tools to help you make informed decisions about your loved one's health care.
American Cancer Society is a national, community-based organization that focuses on research and education, but also provides some patient services.
Cancer Care is a national organization that helps cancer patients and their families find support and information. They offer one-to-one counseling and group educational sessions over a toll-free help line and they help patients locate local support.
Cancer Consultants is dedicated to providing the most up-to-date news and information on cancer treatment, side effects, support, resources, and clinical trials to help cancer patients and their families make informed decisions.
Cancer Dictionary The National Cancer Institute's complete online cancer dictionary....a thorough and wonderful resource.
LiveStrong has many resources for specific cancers, and focuses on survivorship and quality of life. This organization actively promotes research, and survivor involvement.
People Living with Cancer is a patient information web site of the American Society of Clinical Oncology (ASCO). They provide oncologist approved infromation to help you make informed decisions. This site provides comprehensive information for over 85 types of cancer, and also provides coping resources, research, daily cancer news updates, a series of online events, and much more.

