Results from the empirical literature indicated that GI was effective in improving mood states in individual with a variety of illnesses. conducted a community -based nursing study in 56 people with advanced cancer.Progressive muscle relaxation and GI training revealed significant decreases in depression. used a program including positive mental images and music with 45 women with breast cancer. Her findings revealed that GI decreased depression and anxiety over a six-cycle period of chemotherapy. use GI combined with music with 28 healthy adult and reported significant decreases in depression fatigue,and total mood disorders between pretest and possessions. Identical outcomes were revealed in the study of,with a sample of 148 healthy adults,using relaxation and positive mental images. After two sessions, positive mood increased,and negative mood decreased. Finally,in an experimental design,assessed the effects of GI for increasing comfort over time in patients with breast cancer going through radiation therapy. However, no experimental studies have been conducted for patients in a psychiatric context to increase their comfort.