The book "Stereotactic Body Radiation Therapy" offers a comprehensive and up-to-date presentation of stereotactic body radiation therapy (SBRT), an innovative treatment method for various primary and metastatic cancers. It addresses the physical, technological, biological, and clinical aspects of SBRT and serves as a detailed resource for this rapidly evolving form of therapy. The organ sites covered include, among others, the lungs, liver, spine, pancreas, prostate, adrenal glands, head and neck, as well as the female reproductive area. The book analyzes retrospective studies and prospective clinical trials on SBRT from around the world and discusses the associated toxicities and the limitations of normal tissue. With unique insights from globally recognized experts in SBRT from North America, Asia, and Europe, this book is an essential read for professionals in the field of radiation therapy, including oncologists, physicists, and cancer researchers.