Movement guide
Multifidus
Short deep spinal muscles help control individual vertebral segments.
01
Bird dog
Stability · Bodyweight
Also works
Erector spinae, gluteus maximus, abdominal wall
How to perform
Start on hands and knees. Extend the opposite arm and leg without rotating your trunk, pause, then return and switch sides.
Reach long rather than lifting high.
Example volume · 2–3 sets × 6–10 / side
References
openstax.orgCommunity draft · awaiting expert review