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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Back in the pink: Runners of all ages took part at Moor Park in Preston
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Race for Life started more than 25 years ago as a women-only event
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Evie Patton and Joanne Lemon
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Race for Life has grown into a series of hundreds of events across the country
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The event has raised nearly £500 million towards beating cancer over the last quarter of a century
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Every two minutes, someone in the UK is diagnosed with cancer.
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In 2019, for the first time, the Race for Life opened its doors to men to participate too
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The Shah family get ready for the race
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Your support, through events like the Race for Life, is what helps Cancer Research continue their ground-breaking work to see more people surviving cancer.
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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
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Sarah Denver and Alison Parkinson
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Bethany Broadbent with her medals
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Race for Life 2021 in Moor Park, Preston
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Race for Life started more than 25 years ago as a women-only event
2.
Evie Patton and Joanne Lemon
3.
Race for Life has grown into a series of hundreds of events across the country
4.
The event has raised nearly £500 million towards beating cancer over the last quarter of a century