If you've never heard of Dorsiflexion before, pay attention, because it could be about to revolutionise your running technique. Dorsiflexion is the movement at the ankle joint where the toes are ...

When we talk about running form, words like ‘cadence’, ‘over-striding’ and ‘arm swing’ are well known. Mention dorsiflexion, though, and most runners will give you a blank stare. Yet it is a crucial ...