James shares a workout which has helped him to knock over an hour off his half marathon time. He goes through the benefits of this tempo session and how you could use it heading towards your next goal.
There are more and more world record being broken in the marathon, but why? Is it the technology, the training, are we just getting naturally faster? Let's look into it!
Tom has been training harder than ever to get his shiny new PB, but will his Garmin watch help him get it? We’re about to find out as he takes on the Vitality 10k...
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