Taking place across the UK, the events include 3k, 5k and 10k routes for participants to walk, jog or run, as well as the Pretty Muddy obstacle events.
Our photographer was in Moor Park on Sunday to capture the action in all its splendid colour.
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Cancer Research UK are world leaders in finding new ways to prevent, diagnose and treat cancer.
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The Race for Life is open to people of all ages, abilities and backgrounds
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Siddhartha and Arundhati Wuppalapati
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There are now more than 150 Race for Life 5k events across the United Kingdom