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Endurance challenges

Push yourself to the limit, test your strength and challenge your powers of endurance whilst raising vital funds for our world-leading cancer research.

Tough Mudder

There are a variety of endurance challenges available throughout the UK and further afield in which you can purchase a place through the organisers of the event. Tell us once your place has been secured to become a member of #teamICR!

Iron Man Triathlon

Tough Mudder

Spartan Race

Be part of our ground-breaking team

As an ICR fundraiser you will receive:

  • An ICR t-shirt
  • A fundraising pack with tips on reaching your target
  • Support from our dedicated events team throughout your training
  • ICR branded materials to support your fundraising    

Download our fundraising pack

Contact Us

For more information about gaining a place in an Endurance Challenge please email the ICR sports team, or call us on 0207 153 5307.

In this section

Cycle Run Trek Endurance challenges

Contact the sports team

If you're interested in taking part, please email us on [email protected], or call us on 0207 153 5307.

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