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You are here: Home » About cancer » What is cancer

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What cancer is

This section of CancerHelp UK tells you about what causes cancers and how they develop, grow and spread.  There is also information about cancer statistics.

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Cancer Research UK is a registered charity No. 1089464. Registered as a company limited by guarantee in England & Wales No. 4325234. Registered address 61 Lincoln's Inn Fields, London, WC2A 3PX.