The purpose of the present study was to investigate the elements of increasing and decreasing curriculum affecting students' academic burnout. This applied research has been conducted by survey method. The statistical population of this study consisted all of undergraduate students of Kashan University in the academic year 2018- 2019. Questionnaire reliability was acquired 0.897 for academic burnout, 0.947 for decreasing factors of academic burnout and 0.953 for increasing factors of academic burnout through Cronbach alpha coefficient. AMOS22 and SPSS22 software programs were used in order to analyze the data at two descriptive and inferential statistics level. The results showed that the degree of the students’ academic burnout at Kashan University is lower than average level and the students are in suitable status. Furthermore, the results showed that from quadruple factors (goal, content, teaching method and evaluation) in decreasing academic burnout, the factors of teaching method and evaluation factor have respectively had the highest and lowest role in decreasing the students’ academic burnout and from quadruple factors in increasing academic burnout, the factors of educational goals and the factor of evaluation have respectively had the highest and lowest role in increasing the students’ academic burnout.