One of the most important motivational issues that has expanded in psychology studies today is the issue of mental health. Mental health means emotional and psychological health, in such a way that a person can use his thinking and abilities, function in society and meet the usual needs of daily life. Having mental problems leads to disruption in the performance of job duties, reduction of motivation, anxiety, fear and worry, and on the other hand, such problems will lead to the consumption of a significant part of the employees' intellectual power. . As a result, they will certainly not have enough energy and interest to work in business. There are many mental illnesses that have troubled people all over the world and disrupted their lives. You can fight these diseases with exercise and regain your peace. exercise relieves and reduces stress and strengthens physical and mental energy. It must be said that exercise has an effective effect on the mental health of people by raising the sense of self-esteem and controlling stress and anxiety and increasing self-confidence. Sports psychologists have evaluated the effect of exercise on the variables Various psychological tests have been done. It should also be said that being an athlete and doing sports activities are features that can be used to distinguish people even in terms of personality, and it should also be noted that in different societies, today, sports are used as one of the treatment methods in the recovery of patients. It is used for mental disorders. Exercise plays a significant role in health and physical fitness, balance and emotional stability, having a positive body image of oneself, social growth and personality development and cognition. The purpose of this research is to investigate the effectiveness of sports activities on the mental health of male workers in Qom province. The hypotheses mentioned in this research are that there is a difference between employees who exercise and those who do not exercise in terms of mental health. The sample was randomly selected from the Goldberg mental health questionnaire, which has 28 questions and the answer to each question is a four-point Likert scale, which was implemented on the subjects. Hypotheses test using statistical value of t and independent variable, the results show that there is a difference in mental health between employees who exercise and those who do not do any exercise, and their mental level is equal to 5%.