an effective way to build efficient and powerful leg muscles. Find a hill that is 75-100m from bottom to top and run up at an intensity slightly harder than 5K race pace. Start with seven or eight intervals, each followed by an easy jog back to the bottom

that is 75-100m from bottom to top and run up at an intensity slightly harder than 5K race pace. Start with seven or eight intervals, each followed by an easy jog back to the bottom of the hill.Don’t just hammer out the miles on roads or pavements

London Marathon. Tick. Great North Run. Tick. You’ve crossed off some classic British races from your to-do list but there’s a whole world waiting out there for your next racing kick. Whether you fancy soaking up the amazing atmosphere of New

to external influences such as topography, weather and time of day. If you're completing a hilly race, for example, you might need to slow your pace on the hills and raise it on the flats in order to run with an even heart rate. Even if you've paced yourself