How to Maintain Proper Hip Extension

Exercises like a tabletop and side plank to dead bug can be used for acceleration or max velocity. The biggest thing is really just understanding the principles, you know, same thing for looking at upright running and max velocity. We do want to be able to maintain relatively upright posture. But again, it's do we have to extend through our lower back? It's my head, my spine completely out of place. So that's what we talk about trunk discipline.