Cancer is a group of diseases that occurs when abnormal cells grow uncontrollably or spread to other parts of the body.
What Is Cancer? - NCI
Cancer: Three key ways to prevent cancer
The Cancers That Are Contagious
How does cancer arise and why is it so complex?
British Journal of Cancer
Exploiting cancer cells to aid in their own destruction, Pritzker School of Molecular Engineering
What is cancer? MD Anderson Cancer Center
11 myths about cancer, debunked
Cancer
Does Sugar Actually Feed Cancer? - The New York Times
What Is Cancer? - NCI