Nursing is an occupation subject to a high level of stress. Nurses confront severe suffering, grief, and death daily as few other people do. The literature about the sources of stress in nurses will be reviewed-as in psychological stress-in two areas national and international level.First Vellore district selected private hospital including minimum 50 bedded hospitaland second Vellore district government hospital including district head queaters hospital. Different tools have been used in these studies to measure occupational stressors among nurses; Nurse Stress Questionnaire, Occupational Stress Indicator (OSI), and Nursing Stress Scale (NSS). The Nursing Stress Scale (NSS) is the most common and widely used instrument to assess occupational
