Thank you for taking the time to visit our JustGiving page.

Throughout 2014, three friends and I are running the entire length of the London Underground system for two very good causes. One of which is Alzheimer's Research UK. 

The fight against dementia a truly worthy cause, please give what you can.

Visit http://runthetube.com for more information, including the rules of the challenge, pictures, progress updates and much more!

Thanks very much for your support!

Simon, Seb, Adam and Jon