A book on improving how your body moves and how to improve your body’s overall flexibility. Kelly and Juliet Starret . The Starret’s have a long history of working with Navy Seals , professional athletes, and Olympians . This book is aimed at improving flexibility and mobility for everyone. An interesting look at how your body moves and how to improve overall health.Amazon で購入しました。多少の折れ等ありますが読むのには問題ないと思います。ご理解いただいた上ご購入お願い致します。