"Psychological distance of watching short video refers to the complex feelings that the individual himself is not as ashamed as others，timid，timid，and even frustrated.It is an important embodiment of the individual；s evaluation of himself.Mainly manifested in the denial of self，not self-confidence，depression，depression，weakness and other unhealthy mental state.Therefore，this paper takes college students as the research object，and tries to analyze and discuss the psychology of college students in watching short videos from the perspective of the relationship between psychological distance and psychological cognitive development."