The diaphragm is in contact with nothing less than the heart and lungs above; and with the stomach, liver and spleen below. It is the main muscle involved in respiration and crosses the esophagus, the vena cava and the aorta.
Class 2: Mobility in the hips
Purify yourself in spring
Yoga to Improve Your Life 9: Stress relief routine
Session 5: Ashtanga Series One, Part Two
Class 3: Salutation to the sun and standing postures I