The National Cancer Institute (NCI) is a part of the National Institute of Health. The NCI web page provides information about all cancers. Be sure to check out the section on colon & rectal cancer, it contains information about the diagnosis, treatment, clinical trials, etc.
The American Cancer Society is a nationwide, community-based voluntary health organization dedicated to eliminating cancer as a major health problem. On their website you will find information about all types of cancer, clinical trials and support groups. There is also a section on staying healthy as well as information about getting involved in the fight against cancer.
The National Comprehensive Cancer Network® (NCCN®), a not-for-profit alliance of 21 of the world’s leading cancer centers, is dedicated to improving the quality and effectiveness of care provided to patients with cancer. Through its website it aims to provide people with cancer and the general public state-of-the-art cancer treatment information in easy-to-understand language.
The Crohn’s & Colitis Foundation of America (CCFA) is the leader in research, education and patient support for inflammatory bowel diseases. Their website contains a lot of information about inflammatory bowel disease, its diagnosis and treatment. It also has information about research and getting involved in research. There is also a section on support groups.
The United Ostomy Associations of America, Inc. (UOAA) is a national network for bowel and urinary diversion support groups in the United States. Its goal is to provide a nonprofit association that will serve to unify and strengthen its member support groups, which are organized for the benefit of people who have, or will have intestinal or urinary diversions and their caregivers.
On the Centers for Disease Control and Prevention website is a section on the human papilloma virus. This section provides information about various aspects of disease caused by this virus.