Anatomy of Yoga: An Instructor's Inside Guide to Improving Your Poses

Remarkable computer-generated illustrations of the muscles used during the most popular yoga poses.
Yoga teachers and students can use this book as a visual reference to the muscles that are engaged by specific yoga poses. Each pose is shown in a full-color photograph opposite a detailed and annotated anatomical drawing that identifies the active and stabilizing muscles being used. By identifying affected muscles, practitioners can maximize the benefits of each pose and even design a personalized yoga routine that focuses on their specific problem areas. 
Anatomy of Yoga explains the basics of yoga, breathing and the spine,