About Tough Mudder

Take on a 3-5 mile or a 10+ mile event and feel AWESOME!

With locations all over the UK and Europe, choose an event near you by visiting Tough Mudder and get ready for the challenge!

So if you want to get muddy, and who doesn't, now is your chance to as well as raising vital funds. Whether you are on your own or part of a team you can join in the fun. 

How we'll support you

  • Free Rethink Mental Illness t-shirt once you hit £75 raised 
  • Tips and advice on your challenge
  • Support throughout your fundraising journey
  • Access to resources to support your fundraising 

Sign up now

Don't miss out, book your place in our Tough Mudder team and help us ensure that no one with mental illness feels alone.

Who are Rethink Mental Illness?

We’re Rethink Mental Illness and we’re on a mission to bring about meaningful change, through our services, groups and groundbreaking campaigns. We know, from our vast experience, that people severely affected by mental illness can have a good quality of life. With your support, we will make that possible.

How will your money support us?

Every penny you raise for us will help empower those severely affected by mental illness. Through our network of support groups, services and helplines, last year we reached: 


You can find out more about our work by visiting our vision and impact page