Fix the Lean at it’s Source

The runner's lean — that slow forward (and often one-sided) collapse late in a long effort — rarely has a single cause. Each section below targets one contributing factor. Find your weak link and work it.

Core & Trunk Endurance

Prevention Toolkit

home, novice

McGill’s Big 3

home, novice

The foundational routine — three drills that build the trunk endurance to keep you stacked and upright when fatigue arrives.

home, novice

Dead Bug

home, novice

Trains your core to stay locked while your arms and legs move — exactly the demand of every running stride.

home, novice

gym, expert

Pallof Press

gym, expert

Anti-rotation strength that keeps your trunk from twisting and collapsing, stride after fatigued stride.

gym, expert

home, gym, expert

Suitcase Carry

home, gym, expert

Carrying a load in one hand forces the exact lateral stabilizers that fail when you start leaning to one side.

home, gym, expert

Todd Chandler 5/29/26 Todd Chandler 5/29/26

McGill’s Big 3

The foundational routine — three drills that build the trunk endurance to keep you stacked and upright when fatigue arrives.

Todd Chandler 5/28/26 Todd Chandler 5/28/26

Dead Bug

Trains your core to stay locked while your arms and legs move — exactly the demand of every running stride.

Fix the Lean at it’s Source

Core & Trunk Endurance

McGill’s Big 3

Dead Bug

RUNNERS’ LEAN