Step by step
- Choose a low, stable box and place your whole working foot on top.
- Brace your torso and keep the working knee aligned over the middle of the foot.
- Press through the top foot to straighten your hip and knee without pushing hard from the trailing leg.
- Step down slowly and complete the repetitions before changing sides.
Common mistakes
- Leaving part of the working foot off the box.
- Pushing mainly from the trailing foot or letting the working knee drift inward.
Anatomy and technique: the references below. Region boundaries and movement diagrams are schematic. Exercise images are AI-generated illustrations.