Objectives: The purpose of this study was to investigate the effect of restriction sleep treatment on the quality of sleep in the elders.

Methods & Materials: The study was a quasi-experimental research. The study population consisted of 5000 elders who were members of jahandidegan center of Shiraz. Sample included 50 elder’s who were selected according to inclusion and exclusion criteria. Following 25% attrition 38 elders (24 female, 14 male) with average of 65 years old with primary insomnia and poor quality of sleep were assessed with Pittsburgh sleep quality index (PSQI). The participants were allocated by permuted randomized block into two groups of experimental (n=19) and control (n=19). Four weeks of sleep restriction treatment was implemented to experimental group with sleep treatment package. Data were analysed using spss-16 software through chi-square, kolmogorov Smirnoff, mannwitney, independent statistical ttest and pair t test.

Results: The mean of quality of sleep before intervention in experimental group was 14.21 and in control group was 13. after intervention the mean of quality of sleep in experimental group was 11.26 and in control group was 12.78. The difference between 2 groups was significant in 95% level.

Conclusion: This study indicated that Restriction sleep treatment can improve quality of sleep among elders. So It is recommended that this intervention could be educated as a continue education program for all health care providers especially for nurses who work in elderly centers.