3 power-packed workouts to help you nail a marathon PB

These workouts are perfect for boosting stamina and speed

Tweener repeats for base season training

This not too hard, not too easy workout will prepare you for harder sessions down the road

Early-season cruise intervals with Jess O’Connell

The 2016 Olympian gave us her favourite workout to get back into training, along with some tips to get the most out of your speedwork