timetalk uses cookies to ensure that we give you the best experience on our site. If you continue without changing your browser settings, we'll assume that you are agreeing to our use of cookies. Find out more by reading our cookies policy.
If you don't want to get on your running shoes, don't worry there are still loads of ways to help.
Why not buy one of the official T-shirts, as demonstrated by the lovely Claudia Winkleman?