Our latest interview is with Kelly and Ray, founders of 5x50. We have a good old chat about how the challenge works.
Are you a coach, athlete, running organisation or somebody else that might be of interest to the running world? Get in touch and we can have a chat.
We've launched! Read all about it.
Learn how to train to intensity with our article on heart rate training.
Quickly look up paces and speeds in minutes per mile, kilometres per mile, miles per hour, kilometres per hour and even metres per second.
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