This book will be an essential resource for students, professionals, and researchers involved in the fields of radiology, medical physics, and biomedical engineering. The text will provide a detailed exploration of the fundamental principles, advanced technologies, and clinical applications of various imaging modalities, including X-ray, MRI, CT, ultrasound, and nuclear medicine. The book will offer insights into the physics and engineering behind imaging techniques, advancements in digital image processing, and the crucial aspects of radiation safety. The book also will focus on the transformative impact of artificial intelligence on medical imaging, exploring how machine learning and AI are reshaping diagnostic procedures. It will further discuss the ethical, legal, and practical challenges emerging from these technologies. Future trends in imaging, such as the integration of photonics, the development of personalised imaging protocols, and innovations in remote imaging, are expected to be thoroughly analysed to provide readers with a glimpse into the future of medical diagnostics. Aimed at fostering a deeper understanding of both theoretical and practical elements, this book will equip readers with the knowledge needed to navigate the complex landscape of medical imaging and its implications in modern healthcare.