In the cross-cutting areas of information science and life science,a subdiscipline—digital medicine is established.As a new subdiscipline,several problems need to be resolved for the development of digital medicine. Paying attention to actual benefits and fulfilling the need in clinical practice are the demand for digital nedicine,and they are also the spirit of translational medicine. Deeply rooted in clinical practice and oriated by the requirement of clinicians are helpful for a healthier development of digital medicine research.