Objectives : Definition of Life has led an identity and advancement in the knowledge system of science including biomedicine. The world welcomes the new paradigm about the integrative medicine throughout Western Medicine and Traditional Medicine co-exists so far. Methods : Thus this study has comprised how Life was interpreted in Korean Medical history. To reach the purpose, various data and documents about Life subjected to the medical field was collected from medical textbooks and chapters presented in ancient Korean Medicine. Results : Most of important issue is Life as the key even though there are many opinions and conflicts in the view of Life between Western and Korean medical culture. As a result it is not different in the concept of Life each other except for speaking differently same as using the different languages. Integrative Medicine has accepted that it emphasizes the therapeutic relationship between practitioner and patient, is informed by evidence, and makes use of all appropriate therapies. Integrative Medicine declares to be a kind of medicine if vary medical system can focus on human being. Conclusions : Since Korean Medicine was early therapeutic medical categories developed based on Dao, Korean Medicine have to focus on mind and body interactive relationship and attribute to the public health care system in the future.