defined social support as an informal social network that provides individuals with expressions of emotional concern or empathy, practical assistance, informational support or appraisal (i.e. various types of social support). Workplace social support focuses on collaborative problem solving and sharing information, reappraising situations and obtaining advice from a variety of personnel such as colleagues, supervisors and managers (i.e. sources of social support). Johnson and Hall (1988) included a dimension of social support in Karasek’s (1979) Job Demand-Control model of occupational stress