Faced with new realities in medical care, new ethical responsibilities also appear. Consequently, the new reality of the massive use of technologies -including the dissemination of data and clinical images in medical practice- requires a careful analysis of its implications and the establishment of ethical principles that support the construction of policies and regulations in this regard and guide digital natives and immigrants regarding their proper use. It is undeniable that the incorporation of technology will be increasing in this field and that new developments, circumstances, and unimaginable situations will arise today that will demand constant reflection on how to safeguard the principles of ethics and medical professionalism in the face of the challenges posed by the dizzying technological progress. That is why this book invites a reflection on the modern work of medicine, and aims to respond to a need for guidance on a practice that generates questions among doctors, students, and society itself, and from this seeks to contribute to education current medical practice through the strengthening of the appropriation of the guiding ethical principles of medical action.