"View of the unity of knowledge and practice" is part of the important academic thinking about health and longevity proposed by Liu Bingfan,a famous physician of traditional Chinese medicine.It includes records about health and longevity,theory of health and longevity,method for self longevity,and collection of effective recipes for rejuvenation.This paper aims to investigate the "view of the unity of knowledge and practice"from the following aspects:people-oriented systemic view,view of regulation with the spleen and stomach as the top pr...