International experts and veterans have contributed significant information in this book which encompass several topics regarding the present pain management problems, and provide the readers with a glimpse into the future of pain treatment. This book comprises both original research works as well as clinical information with particular treatment options grouped under five sections namely, chronic pain, cancer pain, non-pharmacological treatments, nursing and pain, and complex regional pain syndrome. The aim of this book is to serve as a valuable source of reference for a broad spectrum of readers including up-to-date pain clinicians as well as the common masses.