4 workouts you can do before work

These sessions are quick but effective — perfect for early mornings when you’re short on time

Justin Kent’s favourite workout building up to The Marathon Project

The Mile2Marathon coach and soon-to-be marathoner explains why the long run is his favourite part of training

Progression runs: the tempo alternative

The progression run, in which you gradually work your way up to tempo pace or effort, is a great variation on the straight-up tempo run