Pain management is a branch of medicine that is involved in the provision of a better quality of life to individuals with chronic pain by easing their suffering. Pain resolves when the underlying pathology has been treated or the trauma is healed. However, chronic pain requires long-term pain management. Some of the treatment approaches to chronic pain are prescription pain medicine, interventional procedures, physical exercise and therapy, psychological therapy, etc. Various interventional procedures such as epidural steroid injections, spinal cord stimulators, neurolytic blocks, etc. may be used for chronic pain. Most of the topics introduced in this book cover new pain management techniques and their applications. It includes some of the vital pieces of work being conducted across the world, on various topics related to pain management. It attempts to assist those with a goal of delving into this field.