 Depression is not only highly prevalent; it is marked by disabling emotional and physical symptoms. It has a severe negative impact on mental wellbeing, quality of life and social and work-related functioning of those who suffer from it both on the short and longer term. This impact equals at least conditions such as diabetes mellitus, heart disease and arthritis Sprangers et al., 2000. Depression is associated with increased morbidity, mortality, health care utilization and health care costs. The World Health Organisation has predicted that depression will be the foremost overall cause of disability by 2030 Mathers, Loncar, 2006. 