Cancerbackup: What is cancer?

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What is cancer?

Further information on what cancer is, the common types of cancer and how it develops is available in the About cancer section of the site.


Content last reviewed: 01 February 2006
Page last modified: 19 June 2006

The best cancer information for everyone
Cancerbackup has merged with Macmillan Cancer Support. We will be providing the same high quality, expertly developed information about cancer and now we can make it available to everyone who needs it.