This book has been written for the general health care professional, from every medical and paramedical specialization. Because pain is the most common factor driving patients to seek professional advice, it is likely that every physician, psychologist, and therapist has been clinically exposed to the difficulty and the frequent frustration of dealing with people in pain. All of them may find in this book some explanations for their puzzles and some updated information, which usually are published in specialized journals not ordinarily read by the general practitioner. Actually the book has...