Naghmeh Tavakoli - Ph.D student, Department of Psychology, Sari Branch, Islamic Azad University, Sari, Iran.
Ramezan Hadanzadeh - Department of Psychology, Sari Branch, Islamic Azad University, Sari, Iran.
Seyedeh Olia Emadian - Department of Psychology, Sari Branch, Islamic Azad University, Sari, Iran.

Background: Competition and stress are positive drivers for young people's development, but if this stress intensifies or continues, it can affect people's mental health and well-being.Objective: This study aimed to investigate the mediating role of Mind Wandering between achievement motivation and perceived academic stress in nursing students.Methods: The research method was descriptive correlation and structural equation modeling. This study's statistical population was all female undergraduate nursing students of Sari Azad University medical school in the first semester of the ۲۰۱۸-۲۰۱۹ academic year in Sari. Two hundred forty students were selected as a sample size by the purposeful sampling method. Data were collected using the achievement motivation questionnaire (۱۹۷۰), perceived academic stress (۲۰۰۵), and mind wandering questionnaire (۲۰۱۳). Pearson correlation test, fitness indices, maximum likelihood, and bootstrap were used for data analysis using SPSS.۲۲ and Amos.۲۲ software.Results: The results showed that Mind wandering between achievement motivation and perceived academic stress played a mediating role in nursing students (p <۰.۰۵). Conclusion: It can be concluded that mind wandering between achievement motivation and perceived academic stress in nursing students has a mediating role.

motivation, Students, nursing, achievement, Learning