books.google.com - Gain a well-rounded understanding of the principles underlying stretching and flexibility with the updated third edition of Science of Flexibility. This practical text includes illustrated stretching exercises with a concentration on muscle structure and the technical nature of stretching. You will learn...http://books.google.com/books/about/Science_of_Flexibility_3rd_Ed.html?id=3pPAWd1PW2sC&utm_source=gb-gplus-shareScience of Flexibility -3rd Ed