Mountain climbers
Core · Building · in seconds held
Why it helps your running
Core work in motion with the heart rate climbing: your hip flexors fire fast while your trunk holds steady.
- You'll need
- nothing: just your bodyweight
How to do it
- From a high plank, drive one knee toward your chest, then the other, alternating quickly.
- Keep your shoulders over your hands, back flat, hips low.
- Stay at a steady rhythm, don't rush it.
Common mistakes
- Your hips pike up and your core stops working.
- Your shoulders drift back behind your hands.
Strength work, built into your plan.
Your coach picks your movements, their sets and tempo, and slots them into your week — with a guided session, minute by minute.