Depression is a common mental disorder caused by complex interactions between social, psychological and biological factors. Life events such as childhood adversity, bereavement and unemployment contribute to depression. It is characterized by persistent sadness and a lack of interest or pleasure in previously rewarding or enjoyable activities. It can also lead to a lack of sleep and appetite.

Depression is a common mental disorder caused by complex interactions between social, psychological and biological factors. Life events such as childhood adversity, bereavement and unemployment contribute to depression. It is characterized by persistent sadness and a lack of interest or pleasure in previously rewarding or enjoyable activities. It can also lead to a lack of sleep and appetite.