The study aims to Assess the Influence of work shifts on Psychological and Social states among Nurses. A descriptive-analytic design, which is using the evaluation approach, had been conducted in Teaching Hospitals in Baghdad City in order to measure the Influence of work shifts on Psychological and Social states among Nurses. The finding showed that nurses are associated with a moderate level of psychological and social problems (47.43±5.791). This study recommended the Ministry of Health should initiate incentives for nurses who are working during night and evening shifts to encourage them and decrease their problems, the Ministry of Health should provide a special recreational and rehabilitative program for those nurses working during night and evening shift to improve their mental health and reduces psychological program.