Are you tough enough to join our team and tackle the muddiest conditions known to humankind?

Taking on Tough Mudder as a group? Call our Events team on 0207 025 2483 or email events@breastcancernow.org and we'll get you registered.

Events now registering

  • 5K
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    Tough Mudder London North

    Friday 12 and Saturday 13 April 2019   

    Register to join our Tough Mudder team and take on over 20 obstacles that will test your strength, stamina and mental grit!

  • 8-10 miles
    Tough Mudder London West

    Tough Mudder London West

    Saturday 4 May and Sunday 5 May 2019   

    Register to join our Tough Mudder team and take on over 20 obstacles that will test your strength, stamina and mental grit.

  • 8-10 miles
    Tough Mudder Midlands

    Tough Mudder Midlands

    Saturday 18 May and Sunday 19 May 2019   

    Join the Tough Mudder Midlands team and take on the challenge that promises to test your physical and mental strength and get you very muddy.

  • 10-12 miles
    Tough Mudder Scotland for Breast Cancer Now

    Tough Mudder Scotland

    Saturday 15 or Sunday 16 June 2019   

    Register to join our Tough Mudder team and take on over 20 obstacles that will test your strength, stamina and mental grit.

  • 10-12 miles
    Tough Mudder Yorkshire

    Tough Mudder Yorkshire

    Saturday 27 and Sunday 28 July 2019   

    Register to join our Tough Mudder team and take on over 20 obstacles that will test your strength, stamina and mental grit.

  • 10-12 miles
    Tough Mudder South West

    Tough Mudder South West

    Saturday 17 and Sunday 18 August 2019   

    Sign up and join the Tough Mudder South West team, which is a winning combination of awesome obstacles, gloopy mud and a course that will push you and your teammates to the limits.

  • 10-12 miles
    Tough Mudder North West for Breast Cancer Now

    Tough Mudder North West

    Saturday 7 and Sunday 8 September 2019   

    Register for the Tough Mudder North West and take on one of the muddiest courses with all new obstacles for 2019.

  • 8-10 miles
    Tough Mudder London South for Breast Cancer Now

    Tough Mudder London South

    Saturday 14, Saturday 21 and Sunday 22 September 2019   

    Register to join our Tough Mudder team and take on over 20 obstacles that will test your strength, stamina and mental grit.