Introduction and purpose: Changes in sleep quality is one of the important physiological changes that appears during aging and the aging process .So we can say negative changes in sleep quality is one of the problems that affect the quality of life in old age. The aim of this study was to investigate sleep quality in active and passive elderly men in Shiraz’s parks.

Materials and Methods: A total of 100 elderly male volunteers and available participated in this study that 56 people have physical activity (active) and 44 were inactive .Information via standard questionnaire Pittsburgh Sleep Quality Index (PSQI) were collected. To analyze the data we used of SPSS/18, independent t-test and multivariate analysis of variance (p= 0.05).

Findings:The results showed that active elder compared to inactive are in a better position in measures of effective sleep (p=0.01), sleep disorders (p=0.002), the hypnotic drug consumption (p=0.007), dysfunction in the morning (p=0.002), the overall quality of sleep (p=0.002).

Conclusion: Voluntary participation in sports activities in parks and green spaces has a positive effect on sleep quality in the elderly. Therefore, it is suggested that participating in physical activities used as a complementary way to improve sleep quality in the elderly.