
The Runner's Yoga Book: A Balanced Approach to Fitness

Then there is the breath. In virtually every posture we can benefit from expanding the chest. Combine the accessory muscles of breathing with the action of the diaphragm to increase the volume of the thorax. This improves oxygenation of the blood and removes energetic blockages in the subtle body.
Ray Long MD FRCSC • Anatomy for Backbends and Twists: Yoga Mat Companion 3


Overcoming Gravity: A Systematic Approach to Gymnastics and Bodyweight Strength
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A Guide to Better Movement: The Science and Practice of Moving With More Skill and Less Pain
amazon.com