Background: Due to the necessity of paying attention to the mental health of adolescents and students as the futures of the country, present study was implemented in order to predict public health based on metacognition beliefs and avoid emotional experiences.

Materials and Methods: A total of 300 persons (176 girls and 124 boys) were selected among the students in Qom PNU (Payame Noor University) by stratified random sampling method from three different colleges of the university and responded to the General Health Questionnaires (GHQ-28) and the short form of metacognition questionnaire (MCQ-30) and the acceptance questionnaire and second version commitment (AAQ-II) and Mindfulness questionnaire (FFMQ) that the data obtained was analyzed by using Pearson correlation coefficient in the step-wise regression.

Results: Regression analysis showed that predict general health based on metacognition beliefs and mindfulness and avoid emotional experiences, emotional experiences and metacognitive beliefs about avoiding significant among which may be more important to avoid emotional experiences in relation to public health students to discover other variables.

Conclusion: Metacognitive beliefs and avoiding emotional experiences and mind awareness are the effective factors in mental health and by changing metacognitive and experiential avoidance which increases negative thoughts maladaptive approaches or negative public beliefs raising public mindfulness, we can help to improve the students mental and public health.