Movement guide
Diaphragm
Primary breathing muscle that also contributes to coordinated trunk pressure.
01
Controlled diaphragmatic breathing
Breathing control · Bodyweight
Also works
Intercostals; abdominal wall and pelvic floor coordinate pressure
How to perform
Sit or lie comfortably. Inhale gently, allowing the lower ribs to expand, then exhale without forcing the air out.
Keep your shoulders relaxed. This trains breathing control, not isolated maximal strength.
Example volume · 5–8 slow breaths
References
openstax.orgCommunity draft · awaiting expert review