Background and Objective: Insomnia, is one of the common problems in today’ s world, which has health, performance and economic consequences. Various factors, affect the onset of sleep disorders in humans. In the present study, the combination of Cognitive-Behavioral Therapy, Iranian Traditional Medicine and some environmental factors have been used. Methods and Materials: The present study is a case study. The client was a 45-year-old woman who had symptoms of insomnia. Using diagnostic interview and Pittsburgh Sleep Quality Index, her low sleep quality was diagnosed. For treatment, behavioral-cognitive strategies were used. At the same time, the client was asked to install a split unit in her bedroom. Also, for the correction of temperament, the client was referred to the doctor of Iranian Traditional Medicine. The client, followed cognitive-behavioral strategies, use of split and nutritional and non-nutritional instructions of the physician, for 1 month. Results: Using interview and Pittsburgh Sleep Quality Index, the client’ s sleep status was measured, which showed a relative improvement in her sleep quality. One year after the start of the treatment, again, the sleep status of the client was measured, which showed a higher recovery. Conclusion: Based on the present study, the combination of Cognitive-Behavioral Therapy, Iranian Traditional Medicine and environmental factors, have had an effect on the improvement of the client’ s sleep. Investigating the effects of the combination of Cognitive-Behavioral Therapy, Iranian Traditional Medicine, and environmental factors on nightmares and other sleep disorders in different age groups of women and men is suggested.