We don't all sweat the same amount during the same exercise.. Crucially, the concentration of sodium in our sweat varies considerably...

Stunning, stunning, stunning! Wow, what views. This 10km or 1/2M run takes you through the most beautiful countryside with riverside...

So once you have mentally committed to doing 70.3miles in one go, how do you go about doing it? 1. write a plan 2. personalise the plan...