new PB, this is the ideal place for wannabe Usain Bolts everywhere. If you're pushed for time and can only read one article now, we'd recommend this one:60-Second Guide: Speedwork Get off on the right foot with this introduction to speedwork, packed
got the hang of it yet. Going back for another soon! Beanie1 Join the thread No thanks... Calorie Confusion I ran 12.5 miles today which should in theory be around 1200 calories burnt. Where does your body take the calories from while you
