Analysis on the Key Influence of Adolescent Health Information Literacy Using Big Data Analysis Technology under Social Network Environment.

. This paper aims to explore the influence mechanism of adolescent health information literacy on health behavior. . 13-19 year olds are taken as the survey objects to investigate their health information literacy through a questionnaire. Health information literacy mainly includes health information needs, acquisition, evaluation, use, and behaviors. A total of 252 adolescents' data were collected in this study, and model testing was performed with the help of regression analysis and structural equation modeling. . The results of the study show that adolescents' health information needs, acquisition, evaluation, and application abilities have a positive impact on health behaviors in the social network environment. Emotional responses and individual cognition as intermediate variables play important roles between health information literacy and health behaviors. Health information needs and health information assessments have the highest impact on mental health and social health, respectively. The society should pay special attention to the influence of adolescents' health cognition and anxiety on health behavior in the context of social network.