melioguide.com | Margaret Martin, PT
Anterior shoulders stabilize and press during the push up, then support full body weight during the twist
Internal and external obliques drive the rotation into the side plank — the key twist muscles
Transverse abdominis braces the spine throughout, keeping it neutral during the push and rotation
Pectoralis major is the primary push muscle, controlling the lowering and pressing phases
Extend the elbows during the press and power the explosive push into rotation
Weight-bearing through wrists, spine, and hips stimulates bone remodelling — key for osteoporosis