Hollow-Body Plank

A braced plank variation that trains anti-extension through the entire anterior core.

Instructions

1. 1.Set elbows under shoulders and squeeze glutes and quads.
2. 2.Tuck the pelvis so the lower back stays flat.
3. 3.Breathe into the brace without sagging the hips.
4. 4.Hold for the prescribed time, then rest and repeat.