The book "Optical non-invasive diagnostics in medical and biological practice" edited by Andrei Valeryevich Dunaev is a unique work that opens up new horizons in the field of medical diagnostics and biomedical research. With the rapid development of technology and science, this work becomes a real guide for specialists, students and anyone interested in modern diagnostic methods and their application in medicine. From the first pages, the reader plunges into the world of optical technologies, which are becoming increasingly relevant in medical and biological practice. The authors of the book, united by a common goal, demonstrate how non-invasive diagnostic methods can significantly improve the quality of medical care, minimizing risks to patients. The book covers a wide range of topics: from the basics of optical diagnostics to its application in various fields of medicine, such as oncology, cardiology and dermatology. Who is this book intended for? First of all, it will be of interest to medical professionals, researchers and students studying biomedical technologies . However, we should not forget about the wide audience, including people interested in new achievements in the field of health and medicine. The book is written in accessible language, which makes it easy to assimilate even the most complex concepts, making it suitable for readers with different levels of training. The topics raised in the book are diverse and relevant. One of the most important is the need to move to safer and more effective diagnostic methods that do not require invasive procedures. The authors discuss how optical technology can help in the early detection of diseases, which in turn can save lives. The ethical aspects of the application of new technologies and their impact on the quality of life of patients are also considered. The author's style and collective approach to writing the book make it particularly attractive. Andrey Valerievich Dunaev, as a leading editor, is known for his work in the field of biomedical engineering and diagnostics. His experience and in-depth knowledge in this area make it possible to create high-quality and informative material that will be useful to both practitioners and researchers. His other well-known works, such as Modern Diagnostic Methods in Cardiology and Biomedical Optics, also emphasize his expertise and dedication. The book "Optical non-invasive diagnosis in biomedical practice" deserves attention not only due to its content, but also the relevance of the issues under consideration. In an environment where technology is advancing at an incredible rate, it is important to be aware of the latest advances and their applications in medicine. This work will become an indispensable resource for all who seek to be at the forefront of medical science and practice. If you are looking for literature that combines research, practical advice and relevant topics, then this book will be an excellent choice. It will not only expand your knowledge, but also inspire new ideas and discoveries in the field of medicine and biology. Do not miss the opportunity to get acquainted with this important work, which can change your idea of the possibilities of modern diagnostics.